OT-2026-000017401
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000017401) never changes.
Identity and time
| Publication number | OT-2026-000017401 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-76c9-794c-8ed1-180458d103ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:30.105855Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000017401 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed43c47d361e47b002d5c16e03438a5ee3fe573fcb575db9a3b29656cfd53dc2 |
|---|---|
| Markdown | 99c2c4c26396a51853db514fb54e88963fac23b9bba27f4b8e996fa7d49474aa |
| Publication page | e7d75a618cb884c2c19bf96d13c8d137aeced0daffd4022cdbdd54542373159b |
| Manifest | 8e7006d4f08466554abedd0da90587d32d2e6a98f1b68f8916b1402e5b18e4c0 |
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 | f4T3LlMHvKouV8tcQ8MtZDZckdpjLxkCv2qYJJgVsKbz7PajP6h4HZpC570EEi1WeUsA6VGjQJu1K+imHmUGCQ== |
| 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
| 2026-09-17T12:02:31.658945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017401observed e7d75a618cb884c2c19bf96d13c8d137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:31.642148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017401/manifest.jsonobserved 8e7006d4f08466554abedd0da90587d3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:31.624718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017401/publication.mdobserved 99c2c4c26396a51853db514fb54e8896...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:31.604855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000017401/publication.txtobserved ed43c47d361e47b002d5c16e03438a5e...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. |
|---|