OT-2026-000043258
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000043258) never changes.
Identity and time
| Publication number | OT-2026-000043258 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327d-789d-ad26-f4df94f59786 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043258 |
| Status | PUBLIC |
Content hashes
| Canonical text | 71d0edd783ccd58881b8f9d252642c58334677970a2544e742c451f019708893 |
|---|---|
| Markdown | 5941e53020af1a5eee3674804cfca3cd0b7c0bf008872ce559e4448b6c30c1b6 |
| Publication page | c1fa9959999ca5d9681cdf8683cf1df90232616cd01451b26528761a104ea5bc |
| Manifest | 8afb9551a4d924074c4b09ef7b0893042ec0902a0c5b364ed0e21fe5a39ded52 |
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 | A4xwZOADAIjJidfCDS6x/oUwFiGquL9yOhUBjl7oiQvemXXLbpZBssZNCFq+3662WeIfGS7/uNcBR8KmS3lPAg== |
| 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
| 2026-09-17T11:13:44.417675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043258observed c1fa9959999ca5d9681cdf8683cf1df9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:44.398806Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043258/manifest.jsonobserved 8afb9551a4d924074c4b09ef7b089304...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:44.378032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043258/publication.mdobserved 5941e53020af1a5eee3674804cfca3cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:44.358612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043258/publication.txtobserved 71d0edd783ccd58881b8f9d252642c58...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. |
|---|