OT-2026-000005550
Publication integrity record
Four finger mechanical gripper, contact triggered, stripped from the face, pneumatic drive
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-2026-000005550) never changes.
Identity and time
| Publication number | OT-2026-000005550 · never reused |
|---|---|
| Internal UUID | 01a0a93c-db0e-78b5-afef-82822f85b549 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:02:12.881905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 06456a762f7e15f461604065de8fc080cdc0099181d101b9f3eb2ecef1a1b135 |
|---|---|
| Markdown | 3b1f2a04fabe118529be6c012b012a7e642c13603ff26e08ff77015e5febdc13 |
| Publication page | 36b061819937b5f542a1ff6508abefea168597f6a4e383e892243a9a5c4f287e |
| Manifest | cbae56b829ee96c00dc28b1b3d62217111ce7293ab11e1aa8fb6f4029c4ad0fa |
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 | eOznXZyAdLugxBipY5SA6kmeFs6Jdx90b10Z9hHkasSy+DipWnP+4ypZ6CGxvNcp0QK0+5f1eDpdMFSkzuk+Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:27.744660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005550observed 36b061819937b5f542a1ff6508abefea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:27.732520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005550/manifest.jsonobserved cbae56b829ee96c00dc28b1b3d622171...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:27.719845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005550/publication.mdobserved 3b1f2a04fabe118529be6c012b012a7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:27.707162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005550/publication.txtobserved 06456a762f7e15f461604065de8fc080...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. |
|---|