OT-2026-000103990
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pulsed blow-off after 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-2026-000103990) never changes.
Identity and time
| Publication number | OT-2026-000103990 · never reused |
|---|---|
| Internal UUID | 01a0aea5-15e8-7a6b-9524-c05ec0702dfe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:14:09.781581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 013af53e24dd6e0e033ee3d9e7b22c015854a062fa44ecbab25a2b20d58cabb1 |
|---|---|
| Markdown | 73da3ff1f3246ee31fb59006f8263610d5f5fc738b6b7459d6707335e44bda72 |
| Publication page | c796473c93ccb596a0861ccb20904ada609c57d0dc11bdc340f43f99bb40d915 |
| Manifest | dead8dd5d6305cda2c4b2a21f4d5638ca8a647caaed12040019514aa4e9f964b |
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 | xubiUj4IrDVwecduJTMrXHBOHsYnsuVdI9D4s02Tp5ebos0X/o01AC7c8KwbdYH2hcl9L6QFFowlKXAnfc4fDw== |
| 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
| 2026-09-17T09:21:59.782342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103990observed c796473c93ccb596a0861ccb20904ada...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:21:59.764918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103990/manifest.jsonobserved dead8dd5d6305cda2c4b2a21f4d5638c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.748146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103990/publication.mdobserved 73da3ff1f3246ee31fb59006f8263610...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:21:59.730746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103990/publication.txtobserved 013af53e24dd6e0e033ee3d9e7b22c01...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. |
|---|