OT-2026-000023615
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed 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-2026-000023615) never changes.
Identity and time
| Publication number | OT-2026-000023615 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed3-7817-bad5-4d4e350bc515 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023615 |
| Status | PUBLIC |
Content hashes
| Canonical text | 48a0db7ebeb9bbe3c2e0722f764515e2aa03513f4ddcfe9b96c7e349883eff1a |
|---|---|
| Markdown | fd40201d5249c816ca43b929023b28428c99aa17690af3351d4b0d2a10046597 |
| Publication page | db582cbe459564a7da9053e83ed166ef6570ec9b92fd3987e539658aad4b0a22 |
| Manifest | 2b4f47027c78007d23a255049a93424bfdd0d9efc4e17cbb3983c1a5c69d25ee |
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 | 78BHHVoB5iijzE2VJKCG20fxHI+mLUOzH3tc519C0xVjB6EZff/OgOLU1aeTR9/nKxSH9RDbWyPqBM6rObF8AA== |
| 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... |
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Independent retrieval
| 2026-11-03T08:41:04.372342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615observed db582cbe459564a7da9053e83ed166ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-03T08:41:04.325918Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/manifest.jsonobserved 2b4f47027c78007d23a255049a93424b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:04.281032Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/publication.mdobserved fd40201d5249c816ca43b929023b2842...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-03T08:41:04.159942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/publication.txtobserved 48a0db7ebeb9bbe3c2e0722f764515e2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:17.356642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615observed db582cbe459564a7da9053e83ed166ef...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:17.284908Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/manifest.jsonobserved 2b4f47027c78007d23a255049a93424b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:17.206126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/publication.mdobserved fd40201d5249c816ca43b929023b2842...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-10T00:42:17.057075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023615/publication.txtobserved 48a0db7ebeb9bbe3c2e0722f764515e2...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|