OT-2026-000006239
Publication integrity record
Vacuum cup gripper, per zone isolation, pump fed, pressure verified, vented after 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-2026-000006239) never changes.
Identity and time
| Publication number | OT-2026-000006239 · never reused |
|---|---|
| Internal UUID | 01a0a954-09e9-7bb4-9ae2-2b63af8bab3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:27:32.203922Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9896b616aaf79e3b6dc5dceea58a459e769e721df3575e43931202479e3f9f9e |
|---|---|
| Markdown | cd991f0014dbca61b5d88ea3ebb76e9be3f36947c6be2e02451eb7a0ac7e6641 |
| Publication page | 66bfd5b8acaf984458e5956e3c22650c61ef04dbfc39d89553345825a139a328 |
| Manifest | a34fdf7c5e8a3c774fcb4d66fbcc7812943a8186932297129851725698323fb0 |
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 | cJsZ4IOBvN3Nqt3yCLsI2ICg3J2txZoq13/0bMzQogp9zqwYnfl40K+zUEwJNoAA/SwdJeJsKN2Ha9WxhDLwDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:30:11.395485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006239observed 66bfd5b8acaf984458e5956e3c22650c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:11.382350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006239/manifest.jsonobserved a34fdf7c5e8a3c774fcb4d66fbcc7812...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:11.245589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006239/publication.mdobserved cd991f0014dbca61b5d88ea3ebb76e9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:11.230817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006239/publication.txtobserved 9896b616aaf79e3b6dc5dceea58a459e...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. |
|---|