OT-2026-000054204
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000054204) never changes.
Identity and time
| Publication number | OT-2026-000054204 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-70e0-8740-146cfa775ddd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054204 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79b562f3b32e87c3be2fa9172d4b656b6a642c58f337c9d0e26b181fa2ab1629 |
|---|---|
| Markdown | 5d54ce2d51314510feee44a1b9667ff3f377d47ddf4ef3f66b7f6f37937c371f |
| Publication page | 1c91eb2004c006a17f576a39b74e2a1aeaf37de36e2c4734e2090d3aea976af1 |
| Manifest | 41f377f77a5729560e7738e98f0912bacabae1c94e20e0212b4815e6c9b64d68 |
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 | vm5JhwwtBQtug0sYs2/1cJIibueDlp2mZal21ETObbMzs3cmlKkM7GF1BZJdOQWJt4Gm4/JKubTljNlWjq2ADw== |
| 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
| 2026-09-17T10:56:28.335122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054204observed 1c91eb2004c006a17f576a39b74e2a1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:28.318206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054204/manifest.jsonobserved 41f377f77a5729560e7738e98f0912ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.300421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054204/publication.mdobserved 5d54ce2d51314510feee44a1b9667ff3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.282951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054204/publication.txtobserved 79b562f3b32e87c3be2fa9172d4b656b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.692690Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054204observed ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.675909Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054204/manifest.jsonobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.660832Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054204/publication.mdobserved ...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:40.634579Z | HTTP 502 · ERRORhttps://opentechnical.org/p/OT-2026-000054204/publication.txtobserved ...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
| Custody package | Pending Custody packages are produced weekly. |
|---|