OT-2026-000005035
Publication integrity record
Porous face vacuum gripper, four zone face, pump fed, pressure verified at each zone
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-2026-000005035) never changes.
Identity and time
| Publication number | OT-2026-000005035 · never reused |
|---|---|
| Internal UUID | 01a0a92b-c30d-7afa-8de7-9d9cc7c712a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:43:32.624546Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005035 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9a8ce65dd0b4b9b4bc6d9df426454f5599f5cbc19eac38f89890687438d48459 |
|---|---|
| Markdown | 1c3df6a03579e0d0112665230bc6263cf1e475fe37beaacee19e8ff0ba446662 |
| Publication page | 94583d737ee63808062f0e63153579799f5de081b8a92e0b56d79b6eddc6aaba |
| Manifest | 7ffebe9d3b17219bead973645500d4b4d69e41de488d837492952e1671b88b0f |
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 | ttaOSEsM5GhNupjxh6k35zGjvwDXQ0NPPMpaEKuhJoIKWZbeijsmNDaOmSB8rjWrJY1rytc4vtazA021abKkCw== |
| 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
| 2026-09-16T07:50:22.492115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005035observed 94583d737ee63808062f0e6315357979...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:22.477483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005035/manifest.jsonobserved 7ffebe9d3b17219bead973645500d4b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:22.465043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005035/publication.mdobserved 1c3df6a03579e0d0112665230bc6263c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:22.448798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005035/publication.txtobserved 9a8ce65dd0b4b9b4bc6d9df426454f55...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. |
|---|