OT-2026-000052565
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, vented 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-2026-000052565) never changes.
Identity and time
| Publication number | OT-2026-000052565 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7a15-adef-4fd1f759cd81 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052565 |
| Status | PUBLIC |
Content hashes
| Canonical text | bc4953e519072011c08d25b95a68767bd88057e1dc5251091dd6ea818a185fef |
|---|---|
| Markdown | cf91951653d0fa8e788d3e1094d012f3d67f13dd592648e7d2946572c7c94730 |
| Publication page | 11dd858d0ea6f34be54252896045beef1b3fb42a6fffcf0b729899f0cc9d4fe6 |
| Manifest | ac0b34594ee17b067b3a354955b8c9cbde1f2714ea738999787c23fa2902bf16 |
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 | szWEO4s3MpY+kX4ClIqtRIWFrAvRxl5iShwYkJ6IF13XjV/u7of4kCnLdjQjrrxOO0CSQZvl8ll9Pyzy/c4HBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:13.378036Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052565observed 11dd858d0ea6f34be54252896045beef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:13.361224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052565/manifest.jsonobserved ac0b34594ee17b067b3a354955b8c9cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.344145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052565/publication.mdobserved cf91951653d0fa8e788d3e1094d012f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:13.325300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052565/publication.txtobserved bc4953e519072011c08d25b95a68767b...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. |
|---|