OT-2026-000015204
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, pulsed 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-2026-000015204) never changes.
Identity and time
| Publication number | OT-2026-000015204 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7b6c-b896-9142c13673d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015204 |
| Status | PUBLIC |
Content hashes
| Canonical text | 631a08d1ceac2a7abceed766992f110ea936bd02d189f468e5529c20fdc10f65 |
|---|---|
| Markdown | 059db573dc348cb4240754160e86005548b8d5b263e2085cc6358be78db20064 |
| Publication page | 4df9b446fafa359b8ab1ac41c035f36eb321e7f41291a231d435ae9e462ae320 |
| Manifest | ba4f0f7017d6bec891458bb1578feee3606bc94009d0cfb658d3fe956a54d9df |
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 | MqkMCycDVOOvhqtt+mS0b7NkODHE9s0Tasb39v8nGLffACex+L4v7IJwhpVMTfvj4ODQ9k80OWuqxlcjQBezBw== |
| 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
| 2026-09-17T12:05:50.176372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015204observed 4df9b446fafa359b8ab1ac41c035f36e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:50.158689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015204/manifest.jsonobserved ba4f0f7017d6bec891458bb1578feee3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:50.139151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015204/publication.mdobserved 059db573dc348cb4240754160e860055...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:50.118652Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015204/publication.txtobserved 631a08d1ceac2a7abceed766992f110e...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. |
|---|