OT-2026-000089604
Publication integrity record
Three cup vacuum gripper, three zone face, three 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-2026-000089604) never changes.
Identity and time
| Publication number | OT-2026-000089604 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7738-943a-167503bed283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089604 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a2e5cf17fc6164d0125d4619fee1646f37938fe6f87e74e3e54bab61f946ad3 |
|---|---|
| Markdown | 20e7a621c9d9d98d8e18bd55c069b8d53a1d341e434540771481b40a916dc65a |
| Publication page | dfa13b7a20994f5274f01729895572584e17032f6b3b3668ae23cc5c4274bd65 |
| Manifest | 6bf84ea74871dc2d575e2afd946c55b7ebca3957e993c4984ece8ce193ded1f2 |
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 | Uxt31qLZbpPmDuZljXY0ar322n1F4OkmXGiGSgx+E392oLYU6fH1sSPEqnty1nbSjROwtvLv3uNftclamff/CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:35.022251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089604observed dfa13b7a20994f5274f0172989557258...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:35.004676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089604/manifest.jsonobserved 6bf84ea74871dc2d575e2afd946c55b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:34.987384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089604/publication.mdobserved 20e7a621c9d9d98d8e18bd55c069b8d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:34.969746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089604/publication.txtobserved 9a2e5cf17fc6164d0125d4619fee1646...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. |
|---|