OT-2026-000021517
Publication integrity record
Two cup vacuum gripper, two outlet manifold, 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-2026-000021517) never changes.
Identity and time
| Publication number | OT-2026-000021517 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-713f-8f26-abf2756fa94b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021517 |
| Status | PUBLIC |
Content hashes
| Canonical text | beb4d4791b21e9b4e524f369cd0d66545c09e5c89ca1ca4faacc2a797100338a |
|---|---|
| Markdown | 9f37e19c68fa8f45e54afa9170ab4cc8c9b8ed17ed645fd83acdeadc91f9021a |
| Publication page | da1c175647428bb29ba648c81da3e17a910eca216ef6afb68b2f868814a97c99 |
| Manifest | d5c074ee8cb2a11223023322972c407d5baddc0794a2788840ff1355155d0eea |
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 | Lj8UTFpweBzK1ZeF45i2f4S2RvcJFKOr79yyv24Kv4w1BvpfkR966pFDQOwcOnrvw9kzr/a4LM13FqY4tO0TDQ== |
| 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
| 2026-09-17T11:55:26.072810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021517observed da1c175647428bb29ba648c81da3e17a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:26.057441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021517/manifest.jsonobserved d5c074ee8cb2a11223023322972c407d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.037977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021517/publication.mdobserved 9f37e19c68fa8f45e54afa9170ab4cc8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.019753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021517/publication.txtobserved beb4d4791b21e9b4e524f369cd0d6654...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. |
|---|