OT-2026-000073994
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000073994) never changes.
Identity and time
| Publication number | OT-2026-000073994 · never reused |
|---|---|
| Internal UUID | 01a0ae93-2b8f-7b95-a099-3a6487fa2e5b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:35.679268Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000073994 |
| Status | PUBLIC |
Content hashes
| Canonical text | f388179b850192c73afe7b4673fe0851cf07d534a7c80eb3cfc4231ad3a5fc59 |
|---|---|
| Markdown | 4d9f0783b8b4f456f785b8868bb746e65b8018b63fbdfab05dcce6fad64790cc |
| Publication page | 4eff32868f86da348bcff47e57b1903593abd88e246561187e21a804d629df36 |
| Manifest | 0171277d216c9e01d5e20fb8aa4ae1708b9fb8127055c690569e5bf6dcf458d3 |
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 | 497gMqdJ5AsXbtCJ+ld/6bJGO0LXS8JFxmhqxWdNcPk2OzaO+n8AKvxHlrBj4sxaZbhbkBVm+p74eX65lnJ4Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:20:17.471358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073994observed 4eff32868f86da348bcff47e57b19035...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:17.453764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073994/manifest.jsonobserved 0171277d216c9e01d5e20fb8aa4ae170...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:17.434275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073994/publication.mdobserved 4d9f0783b8b4f456f785b8868bb746e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:17.417268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000073994/publication.txtobserved f388179b850192c73afe7b4673fe0851...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. |
|---|