OT-2026-000005172
Publication integrity record
Porous face vacuum gripper, per zone isolation, six outlet manifold, two stage ejector, pressure verified
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-2026-000005172) never changes.
Identity and time
| Publication number | OT-2026-000005172 · never reused |
|---|---|
| Internal UUID | 01a0a930-34c4-7dc9-a014-fb4bf15aa963 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:48:23.879435Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005172 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81701d8c6b0676c9f4b8ed4818322382b989dbd257cd969fe8b9482a6996d203 |
|---|---|
| Markdown | 4b3431fa6ad93717f0987a3722a243eef48115e6200708f99e6479a4c350ca2c |
| Publication page | 06ba4f44667777b88476b406ba24b4804a75af0434830b61f0fd5bc3851fbd2b |
| Manifest | 61a36a0ad151591f2ae44fa92dc43bceef5297e1d5f962a45e88a98d867e86d1 |
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 | YSuGFhW8INjuA+tJgkKm3y7IMgQlkdqcFeeB/n90tX+r4sVQEGFW/K3piSxoJHxA7IAiFXnQzf1S2bQ6oCrRCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:07.458914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005172observed 06ba4f44667777b88476b406ba24b480...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:07.445782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005172/manifest.jsonobserved 61a36a0ad151591f2ae44fa92dc43bce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.429739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005172/publication.mdobserved 4b3431fa6ad93717f0987a3722a243ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:07.410926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005172/publication.txtobserved 81701d8c6b0676c9f4b8ed4818322382...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. |
|---|