OT-2026-000053580
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off after set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000053580) never changes.
Identity and time
| Publication number | OT-2026-000053580 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-793b-a3f3-f63eae2335fa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053580 |
| Status | PUBLIC |
Content hashes
| Canonical text | 45d2b66e43e0637e084e97170e11c6c17dc553a53075d6e801f7ba6ac718f023 |
|---|---|
| Markdown | 6566bfec9c7e1ec1658e45d7b3ac97434d0a8bcabb1aae26f1cb8ed818b00b07 |
| Publication page | ff90bbbf4ee787fec472bc07e9e1a5af718eb06b7956102fefdfc4cba461f0f0 |
| Manifest | 92676dbb3fea2134903094ab180c08e2a4a99c115a5d6216dad84f8752fbc5d5 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | LB8ftgj3YxtaCleuYsZUHLG+T/7SjgI3LkqhA1rrvAjCWp7af+IwCZlrMfl3PhkGJ3YVIgTqzje1cY8wvpubAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-10-30T00:41:42.874924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580observed ff90bbbf4ee787fec472bc07e9e1a5af...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-30T00:41:42.749633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/manifest.jsonobserved 92676dbb3fea2134903094ab180c08e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:42.639406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/publication.mdobserved 6566bfec9c7e1ec1658e45d7b3ac9743...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-30T00:41:42.550227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/publication.txtobserved 45d2b66e43e0637e084e97170e11c6c1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:17.506361Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580observed ff90bbbf4ee787fec472bc07e9e1a5af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:17.488913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/manifest.jsonobserved 92676dbb3fea2134903094ab180c08e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:17.458325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/publication.mdobserved 6566bfec9c7e1ec1658e45d7b3ac9743...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-08T04:23:17.401572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053580/publication.txtobserved 45d2b66e43e0637e084e97170e11c6c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|