OT-2026-000006736
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, contact triggered, polyurethane cups, flat form
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-2026-000006736) never changes.
Identity and time
| Publication number | OT-2026-000006736 · never reused |
|---|---|
| Internal UUID | 01a0a965-9ed9-7ee2-9080-6dd3d9a76107 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:46:44.445060Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006736 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a4a0a6b909830d741f415c47006a115161c4eadbbd46b381b90378dec328624 |
|---|---|
| Markdown | 38ca680e4e6ca24e1fdd648070f296bcf2c34a8f5dc1d3558760749c2bea3ecd |
| Publication page | 78b13ef090d5cb69bb091b4381bb0c064d8e5ba98dd9cca64ade07cf36098534 |
| Manifest | 91807afd71e8bf97bd97bb8a41a6b0300f024306b36566604e95df07473e8b9e |
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 | uCLLGVyen+PalP9dOqkaN0GqVIXHHJ75PwzgBrwMUbN7nlmN71uOnTczx8eACPofQ0lEcfMdsxQ887Ro7rMoCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:11.945868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006736observed 78b13ef090d5cb69bb091b4381bb0c06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:11.933492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006736/manifest.jsonobserved 91807afd71e8bf97bd97bb8a41a6b030...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:11.920718Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006736/publication.mdobserved 38ca680e4e6ca24e1fdd648070f296bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:11.906917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006736/publication.txtobserved 5a4a0a6b909830d741f415c47006a115...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. |
|---|