OT-2026-000011707
Publication integrity record
Four finger pneumatic gripper
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-2026-000011707) never changes.
Identity and time
| Publication number | OT-2026-000011707 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1940-7dde-933a-31fd722af74a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000011707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 85ef2fca7a13cbafeda0b4de58eb82847983ed0ee03e95b837655789a5cd3cc2 |
|---|---|
| Markdown | 36fdce516951b3b10928526b1d255f4c35d88d5220d72efbffbe58c7f6ec9c1c |
| Publication page | 0a377d786bbcc41cc73d483b5db5c336eef4b9fae9cb4fd5fe1aba239bd24b9e |
| Manifest | bcdc50dd028ae9afb492a2ba90e91c7b4bbbd1d2b9984afddb28b95e80c902e1 |
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 | a4BRZPgpWpHd7wPBq7aRkblzBh4yYXGBp4+bdl9yqHGt5QjUxgYNwNeTAFYFFHEHL2DyecVOpIWiUBV2ssKsCw== |
| 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
| 2026-09-17T12:12:18.955903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011707observed 0a377d786bbcc41cc73d483b5db5c336...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:18.936743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011707/manifest.jsonobserved bcdc50dd028ae9afb492a2ba90e91c7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:18.918585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011707/publication.mdobserved 36fdce516951b3b10928526b1d255f4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:18.899946Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000011707/publication.txtobserved 85ef2fca7a13cbafeda0b4de58eb8284...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. |
|---|