OT-2026-000006431
Publication integrity record
Vacuum cup gripper, three zone face, two stage ejector, pressure verified, vented after set down
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-2026-000006431) never changes.
Identity and time
| Publication number | OT-2026-000006431 · never reused |
|---|---|
| Internal UUID | 01a0a95b-01cd-7c40-a211-f6dcbbef6f3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:35:08.881081Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 403c02e5d6d86b044577cfc024c45014f00026a5a0b2ef6098d8d254e39c3ff7 |
|---|---|
| Markdown | 9f3bed7f93297e82f57f6b1144600eec7c78801889e351c2d391e8e1ad1084b7 |
| Publication page | b346b70f145004836f7ebb0b3d5d81596f4e513bade076ee97eeaf06e0340cf1 |
| Manifest | 325a7257e9f95e1397ea3324557cf5c2c8c2c2614569a99b9a96a84c69cb6f45 |
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 | Arq77r3LUXCKepYiDDl8DfQDQRQxPLK/H5O/qxhwQGoVQ3pIYG9Ry2tbsVRpvawWBIrfdto+VVCo0ZY9iNb5AQ== |
| 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
| 2026-09-16T08:40:18.426990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006431observed b346b70f145004836f7ebb0b3d5d8159...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:18.411963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006431/manifest.jsonobserved 325a7257e9f95e1397ea3324557cf5c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:18.398611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006431/publication.mdobserved 9f3bed7f93297e82f57f6b1144600eec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:18.383635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006431/publication.txtobserved 403c02e5d6d86b044577cfc024c45014...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. |
|---|