OT-2026-000072349
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, single 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-2026-000072349) never changes.
Identity and time
| Publication number | OT-2026-000072349 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c3-7f4b-ba21-e3d84de5f7b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072349 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4df3760417325bca094ea931c24e479c51eb2c642de3597abc9c9d7f2cba5553 |
|---|---|
| Markdown | d4848bef54cea4fdca8a0019e8b33180be50f90cda7a63ef94471716d29f38b8 |
| Publication page | 83d61671705b27a92abd61219453a349412f3214bbf50baf29a488f112bee2c6 |
| Manifest | 36ba6dc8a9d6655d357be914349c147276e74c92a3401aab5bf4aedcc8619dde |
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 | 6uMaH1ssVfRFv1gFC7kZUs9HPcjClWxzqcGJmBulTuEExw4wFzBSE0PttGNaDi0UasjImoJZbeb8wlAaMq8+BA== |
| 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
| 2026-09-17T10:23:34.949329Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072349observed 83d61671705b27a92abd61219453a349...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:34.933294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072349/manifest.jsonobserved 36ba6dc8a9d6655d357be914349c1472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:34.916803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072349/publication.mdobserved d4848bef54cea4fdca8a0019e8b33180...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:34.898037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072349/publication.txtobserved 4df3760417325bca094ea931c24e479c...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. |
|---|