OT-2026-000008731
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, sustained blow-off 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-2026-000008731) never changes.
Identity and time
| Publication number | OT-2026-000008731 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46c-7e8b-84f3-5da00d242e6d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008731 |
| Status | PUBLIC |
Content hashes
| Canonical text | f26a9bee53ca1f2e6758f9638f9e24c5265805769a98a74124f9cd8d625eac9b |
|---|---|
| Markdown | 123ef13e6a936a383b5ba4ae5e1d7d5dba20be7970aaf4725687d9ecfdedaded |
| Publication page | 277f618c4c617749413d619b61664d54a5417503f4a12206c9e6b3fb3b49d7f5 |
| Manifest | 8b2f75cf2357525b397eb9982ce498edf5df86ded80adf52b553f58b9da78a2c |
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 | XMs3nfj7ZQfdCjilNjdfBMeuSDKKL0HptmDaajNlA+YxhrxOs3NXZB/l2xezovKmBlcREqhvgVgBD6+MHwISCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:49.082316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008731observed 277f618c4c617749413d619b61664d54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:49.000392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008731/manifest.jsonobserved 8b2f75cf2357525b397eb9982ce498ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.981699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008731/publication.mdobserved 123ef13e6a936a383b5ba4ae5e1d7d5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:48.961437Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008731/publication.txtobserved f26a9bee53ca1f2e6758f9638f9e24c5...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. |
|---|