OT-2026-000028405
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000028405) never changes.
Identity and time
| Publication number | OT-2026-000028405 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-721a-8a29-f41d8c958a68 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028405 |
| Status | PUBLIC |
Content hashes
| Canonical text | 587cf7cf0b824f254703e11a166c6fe4c4181f076ffdfddd5d64659ff0d15485 |
|---|---|
| Markdown | fdce3f25dbd98c9e8e54d3840426dd64b028b36f1bbe4bc589dbdfe9c63f6e26 |
| Publication page | 97204a6753ab32216ef54fc5275649647262485abc02e5712cab2d1acfe3d4c9 |
| Manifest | 67fc6b1946632971ede3ac40d3a9939db6ac690f156e6c8d3a010ecd451a1664 |
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 | 85IEL8eEmpd/ds2v6UxRnVgU65HayyXpDlMi87fQOWRL8/Cg0Q0MuQzYps5yCyH3Z6zN27Z6qMHp20jrQb49Dw== |
| 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
| 2026-09-17T11:40:31.991568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028405observed 97204a6753ab32216ef54fc527564964...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:31.973606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028405/manifest.jsonobserved 67fc6b1946632971ede3ac40d3a9939d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.957433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028405/publication.mdobserved fdce3f25dbd98c9e8e54d3840426dd64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.939712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028405/publication.txtobserved 587cf7cf0b824f254703e11a166c6fe4...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. |
|---|