OT-2026-000038072
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line 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-2026-000038072) never changes.
Identity and time
| Publication number | OT-2026-000038072 · never reused |
|---|---|
| Internal UUID | 01a0ae77-f88b-74c6-82d1-becdaa932f94 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:53.146436Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000038072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94371895c5ed29409254f2457e06cc37c80f53c5f2c89b594eabe9d06295b8fc |
|---|---|
| Markdown | 2b87f80c85d36ae6eddf919e81ab64404559088ccdd1f7e10ea8700323cbcc81 |
| Publication page | 856d6bc681388a3f38b1d7e57bcfe298748f7166dba33a95b9e7e243ee8e176b |
| Manifest | 313ada55ea90b1db687144b54949271730eb0b5ffb902ee581bf3b817e406fde |
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 | j14wx608u1pbaW43ftIcKqFXEc3dMwIMSVBjPAHekUEBrm5SkhIazYiW/AFA6vB9N+XzG2Nmm0iqiTqlkNoaBg== |
| 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
| 2026-09-17T11:23:23.883400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038072observed 856d6bc681388a3f38b1d7e57bcfe298...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:23.866456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038072/manifest.jsonobserved 313ada55ea90b1db687144b549492717...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:23.847919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038072/publication.mdobserved 2b87f80c85d36ae6eddf919e81ab6440...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:23.828051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000038072/publication.txtobserved 94371895c5ed29409254f2457e06cc37...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. |
|---|