OT-2026-000072543
Publication integrity record
Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000072543) never changes.
Identity and time
| Publication number | OT-2026-000072543 · never reused |
|---|---|
| Internal UUID | 01a0ae92-89d8-7af0-a942-cf35fade4851 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:54.283203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072543 |
| Status | PUBLIC |
Content hashes
| Canonical text | 92992de518da7607950994c94836790b1fa2557f35fd82d2dd3d9b579f904fad |
|---|---|
| Markdown | 50813514811c3ddfc8dad612c499b86a1f0ac3d4c8d25e59dada601d03e37a8b |
| Publication page | 06c041e840932dc9e24ae347105b95e672a4719bfaf14baf580cd8a1f6e684cc |
| Manifest | 6006df63a08f6f12cd8749a34f9792e2ab5cc67b9accdfcec891e862b228ae75 |
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 | 9OGgcZCNfyndZ+VR8gEBFRKO4DtAblOcpXXsPVh20VYRQ93crRwvwEB7Gza3RoJvKFiz5TiYg+ITKw6Co+dPBg== |
| 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
| 2026-09-17T10:22:22.516504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072543observed 06c041e840932dc9e24ae347105b95e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:22:22.500153Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072543/manifest.jsonobserved 6006df63a08f6f12cd8749a34f9792e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:22.483606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072543/publication.mdobserved 50813514811c3ddfc8dad612c499b86a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:22:22.465177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072543/publication.txtobserved 92992de518da7607950994c94836790b...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. |
|---|