OT-2026-000013515
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000013515) never changes.
Identity and time
| Publication number | OT-2026-000013515 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-794f-8660-10fbdd371d53 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013515 |
| Status | PUBLIC |
Content hashes
| Canonical text | 091f023cd9ed30af177f00bd3ba067330a4232896100d8841d4018a99a6b25ff |
|---|---|
| Markdown | 4a2b18e7ab6b12d4ec11d13479e004645175c2b8a9a64f9b7d6a4ef7e9d44025 |
| Publication page | 8a0935cca5b56135f8c7cefc7433674412ac50f758e5917298baca4fb659a908 |
| Manifest | 3219c16622f44a9a211afd071dc8c7d75310ade4c9933c0aed16e35af3340575 |
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 | nH1S8fSEgxZKN1mKK59hw4Ec4ltoNwufqtoUrba/ArhrNhhnmXQH5ZoZP9p7PCHwlmanvniMu+8Jg9h1DiL9Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:01.755876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013515observed 8a0935cca5b56135f8c7cefc74336744...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:01.739042Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013515/manifest.jsonobserved 3219c16622f44a9a211afd071dc8c7d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:01.718415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013515/publication.mdobserved 4a2b18e7ab6b12d4ec11d13479e00464...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:01.697546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013515/publication.txtobserved 091f023cd9ed30af177f00bd3ba06733...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. |
|---|