OT-2026-000028310
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000028310) never changes.
Identity and time
| Publication number | OT-2026-000028310 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-7581-9f3b-20dbe2198d10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028310 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd92a0f539cebf4e399ed2684e8df56c02a71ea84cfea3c274916e8b7911eb44 |
|---|---|
| Markdown | 508beef75e20ef908d67c721e22e99271cff046f27f3a23994df1af5a0301f9a |
| Publication page | d6b58db20e9b7f607aa08fafaec57c45908b7c0803e1996880be2151e8430937 |
| Manifest | 2ae89709faf737e6fa2d407f70bd853afcf422995e2b9aa1e69e9b87838883c6 |
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 | w4ViIqgKbCOklYiFtg/en4qjhQr146vVAVEqIJrq18JGdGl4g+1hRWoTSgDWtZp0BKUmslLXRZpqB6cA1wZOBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:40:18.376425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028310observed d6b58db20e9b7f607aa08fafaec57c45...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.356309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028310/manifest.jsonobserved 2ae89709faf737e6fa2d407f70bd853a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.337161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028310/publication.mdobserved 508beef75e20ef908d67c721e22e9927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.316967Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028310/publication.txtobserved dd92a0f539cebf4e399ed2684e8df56c...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. |
|---|