OT-2026-000072072
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before set-down
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-2026-000072072) never changes.
Identity and time
| Publication number | OT-2026-000072072 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c1-776b-9152-97c9bf2e55eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 59340e57f155221681d2effceec6d2e243f2dff5382a6440df47a707f1e39a42 |
|---|---|
| Markdown | 59435ed13135d1d3e70a3560122fe826dcd47d1a7a146c209a8317cd3a0d3e13 |
| Publication page | accf1f4e0e5ed8831ffabf63691a0ebb21408bd003ec43ada4ca306d3217550e |
| Manifest | fd838b52464ca63dcde1e7aa9344db3e1aea3eeafdb68f94b755dccf4bfaad23 |
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 | QHxnufgnyMP7xXXflXJc5RbRAw3l2yGuiT27C+LGc8Cz8UkgZUgcZ8LohObm8Qb1QN4HUtA6u4LrBuIK/j5KCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:08.773301Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072072observed accf1f4e0e5ed8831ffabf63691a0ebb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:08.755536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072072/manifest.jsonobserved fd838b52464ca63dcde1e7aa9344db3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:08.737945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072072/publication.mdobserved 59435ed13135d1d3e70a3560122fe826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:08.719268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072072/publication.txtobserved 59340e57f155221681d2effceec6d2e2...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. |
|---|