OT-2026-000028587
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, pump 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-2026-000028587) never changes.
Identity and time
| Publication number | OT-2026-000028587 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-7aa7-b5af-1febe9103b11 · 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-2026-000028587 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2eebc645de092492a663f49a7921ea10d3402b1d7888cc5dcdab282d6651bb17 |
|---|---|
| Markdown | db4b652b167faa3dfbaa4a62cd79e5a40252ee2d82d5b9e2cd0368ed62fc37b3 |
| Publication page | fcbdb9cc629c5a7f30697ab5e36062b63f10ce6217015d0b33e37f16f7f982e8 |
| Manifest | 3acbe54fca48892048fe9b8a1b5a0ac264f15f8e0aff8a99ad4fdec44653c3dc |
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 | 7btF4Jg+AyQbU9CKfLOYdHowHleNsXfvGKTZw+W2J6OwGt6eKN+l7K17/cjuN75rZGIkgxCsnvKMhrUN7K/hBw== |
| 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
| 2026-09-17T11:41:26.344281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028587observed fcbdb9cc629c5a7f30697ab5e36062b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:26.320164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028587/manifest.jsonobserved 3acbe54fca48892048fe9b8a1b5a0ac2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.300721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028587/publication.mdobserved db4b652b167faa3dfbaa4a62cd79e5a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:26.279014Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028587/publication.txtobserved 2eebc645de092492a663f49a7921ea10...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. |
|---|