OT-2026-000052043
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, pulsed blow-off before set-down, on a tool changer
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-2026-000052043) never changes.
Identity and time
| Publication number | OT-2026-000052043 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-79eb-9e47-0f5526543633 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052043 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55b53d239bde1b3ae62aefa1631d8db1fad819201c763f12c0a760e293493aa2 |
|---|---|
| Markdown | 65cd714d6f87163e9aa46524ba0162dd3a2b36e2d2251338cfc425a9b7111fd3 |
| Publication page | 171a61d272f33e177e1f1d0916c7bd5f3de88f8ffedf3b655a95346ba6825001 |
| Manifest | 36afdf428e04f69bb10e8a8c896d5320a9cc6d61664c4ec13de3d65ae8e0b411 |
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 | pRhw5uaWnOwb2h7n1uicvcZjpz2fpvJlpodsgke7UKr9APG6L4+Tn0K5vskkhG/b6pT6UW4rjmNG8wbL8b2iDA== |
| 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
| 2026-09-17T10:57:33.613654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052043observed 171a61d272f33e177e1f1d0916c7bd5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:33.595599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052043/manifest.jsonobserved 36afdf428e04f69bb10e8a8c896d5320...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.578449Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052043/publication.mdobserved 65cd714d6f87163e9aa46524ba0162dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:33.561436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052043/publication.txtobserved 55b53d239bde1b3ae62aefa1631d8db1...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. |
|---|