OT-2026-000004996
Publication integrity record
Porous face vacuum gripper, three outlet manifold, three stage ejector, contact triggered on the face
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-2026-000004996) never changes.
Identity and time
| Publication number | OT-2026-000004996 · never reused |
|---|---|
| Internal UUID | 01a0a92a-7072-7183-b723-904f23b43eb4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:42:05.941841Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004996 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6969ce1951681c655eb87a18fa80828b680b00c548baf99a5cf0d8839e243a33 |
|---|---|
| Markdown | 185e30be13634954928fe90e61a9278e7d8144d4d24aa7914201b746c59a848e |
| Publication page | bb42ec7c3dae7c28b7bfe9980772258479d697442b929ad3c5ce0b5a0028b869 |
| Manifest | a769ef28215387428cae8e5c7f9f3e284206b1e7bab787be965fb1fa319e0532 |
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 | fuPw30KxvN85Og8TwlsLUwyrKEZ9q8TTi8bQ2HTNNlTK5ArdkLqggs2Dx9CrA1HZpdRp9LljN2z5TDKYC46iBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:50:26.877764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004996observed bb42ec7c3dae7c28b7bfe99807722584...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:26.738593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004996/manifest.jsonobserved a769ef28215387428cae8e5c7f9f3e28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:26.726036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004996/publication.mdobserved 185e30be13634954928fe90e61a9278e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:26.713196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004996/publication.txtobserved 6969ce1951681c655eb87a18fa80828b...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. |
|---|