OT-2026-000081171
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000081171) never changes.
Identity and time
| Publication number | OT-2026-000081171 · never reused |
|---|---|
| Internal UUID | 01a0ae96-f373-7beb-bc32-bdae5e96ac62 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:43.461344Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081171 |
| Status | PUBLIC |
Content hashes
| Canonical text | abbd7c49b9c31385d7ab71a767702b75cbca67ee4789cb2550589e3e5bb5a407 |
|---|---|
| Markdown | 7b560e26737581479fd52e9575dc3dffc01fabae83f12df78b578e4a6344ef6b |
| Publication page | 62e52d493fe29422dc85a355b572aac19c2d462742c7605d337f8e15ca30f042 |
| Manifest | 45ee09a4f01bf8d22bd2a787273134f3c0514ab8344b7c9d160e20228623881a |
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 | 7tNmxnpGPPGd7Ba9nzDbHarBLeRAsDJXP7egZ0m8veLRz7PznyMMlhcjDaldkXDSPtXqVfLsX5Y5dlbNT5OmDg== |
| 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
| 2026-09-17T10:01:08.748388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081171observed 62e52d493fe29422dc85a355b572aac1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:01:08.731635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081171/manifest.jsonobserved 45ee09a4f01bf8d22bd2a787273134f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.713379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081171/publication.mdobserved 7b560e26737581479fd52e9575dc3dff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:01:08.694410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081171/publication.txtobserved abbd7c49b9c31385d7ab71a767702b75...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. |
|---|