OT-2026-000100280
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000100280) never changes.
Identity and time
| Publication number | OT-2026-000100280 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-7b99-865a-78b58ff25b00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100280 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4524e4cabe8d996a9d9cc7236e3868d81c681a9a799b22d23cc79afa0b20e3f |
|---|---|
| Markdown | eab93763665a34b66ccb364f5a7909c74258798af2a52c9c7e4edbb3718f7aa4 |
| Publication page | 23d47348b8fbbb9cedb5cb69dfd161fce457555c0de33d78564c2b2f653b8b36 |
| Manifest | 6c5ad88f2ea9d330b74cdd6835f90897370c331131f66c56c7924cb856e5a330 |
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 | yR7h20vzLwKAF5GiWpWWWB+eDtuWMNBSU/XNJg8tHAqHHN7jjU75I/Dvu2cOOWCSBBRGVatFxClBSskyk7T1AQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:05.502563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280observed 23d47348b8fbbb9cedb5cb69dfd161fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:05.483855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/manifest.jsonobserved 6c5ad88f2ea9d330b74cdd6835f90897...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:05.466768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/publication.mdobserved eab93763665a34b66ccb364f5a7909c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:05.450288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/publication.txtobserved a4524e4cabe8d996a9d9cc7236e3868d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:35.161663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280observed 23d47348b8fbbb9cedb5cb69dfd161fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:35.143374Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/manifest.jsonobserved 6c5ad88f2ea9d330b74cdd6835f90897...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:35.125120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/publication.mdobserved eab93763665a34b66ccb364f5a7909c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:35.106180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100280/publication.txtobserved a4524e4cabe8d996a9d9cc7236e3868d...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. |
|---|