OT-2026-000079683
Publication integrity record
Three cup vacuum gripper, three zone face, plant vacuum 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-2026-000079683) never changes.
Identity and time
| Publication number | OT-2026-000079683 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4375-7a61-90ad-962315902808 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000079683 |
| Status | PUBLIC |
Content hashes
| Canonical text | 753ca88d1ad565e1aa21060ebfc038ae75bf189a69cf39a4ef28d4e66b1b0979 |
|---|---|
| Markdown | 4efff7a0005a4362fd60b1ac09addc000ca9784e36f45bce79cfcf1b56be3728 |
| Publication page | 82cae68d6d8d4a2ac5f034b9bfd2b600996873c5e33e2f5559bf59315b3ce193 |
| Manifest | e2a3e573824aa2a36952ba28638b1c3d8e656a4cfa34fa61db49bc2cb038bc14 |
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 | 49TI3Ef3cLNjMYevxrvhTgWJlOWbCskQ8Dm3aFJPv94u2a5H/GD+xaqR1GeeGqXPnd0kEcUb76Inm3BP5N9YBQ== |
| 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
| 2026-09-17T10:03:21.956299Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079683observed 82cae68d6d8d4a2ac5f034b9bfd2b600...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:21.927100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079683/manifest.jsonobserved e2a3e573824aa2a36952ba28638b1c3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:21.900378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079683/publication.mdobserved 4efff7a0005a4362fd60b1ac09addc00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:21.873463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000079683/publication.txtobserved 753ca88d1ad565e1aa21060ebfc038ae...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. |
|---|