OT-2026-000004993
Publication integrity record
Vacuum cup gripper, per zone isolation, ejector fed, contact triggered
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-2026-000004993) never changes.
Identity and time
| Publication number | OT-2026-000004993 · never reused |
|---|---|
| Internal UUID | 01a0a92a-55f8-7964-b37f-45d83f61021b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:41:59.163510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004993 |
| Status | PUBLIC |
Content hashes
| Canonical text | 792d1aaaf4d2ed2b9b07a5975413bcfbdeb7854d87359b904b5dbd248c671224 |
|---|---|
| Markdown | 19052fdd67bff09e8fd2939e231d5ec01d30b069d7537e86e5a605611f9afb06 |
| Publication page | 7a7bbaefb052dd39b75036a768b45954ef3b09cc2a4d3bc754c2d939f8a8b507 |
| Manifest | baabf73b524ea6c9bc0e9137a89d18267fcf4210c956b4b59f88b3ace4f608c3 |
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 | /vZG3r8a0u7TTZnPwcsmC86LK9CWq2+2ywiC2Vb0KNOJCop4fG4n11aTfvGjK3xPXt5jah+BHynbmRxLR6YGBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:27.172606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004993observed 7a7bbaefb052dd39b75036a768b45954...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:27.159544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004993/manifest.jsonobserved baabf73b524ea6c9bc0e9137a89d1826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.143581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004993/publication.mdobserved 19052fdd67bff09e8fd2939e231d5ec0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:27.130115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004993/publication.txtobserved 792d1aaaf4d2ed2b9b07a5975413bcfb...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. |
|---|