OpenTechnical

OT-2026-000102916

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000102916) never changes.

Identity and time

Publication numberOT-2026-000102916 · never reused
Internal UUID01a0aea4-be3c-7e60-85bc-aaa0c119fb84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102916
StatusPUBLIC

Content hashes

Canonical texte431512ecafbd79cd39a8278201a458556ff9e6d3905ad4666812dd6c3ebd4d1
Markdownd4464f29d0e7a4dea4f79183d0a939b136f64b8242b408ac1f2e9e50b8eebd50
PDF
Publication pageff7bc5388c38af98ba5c729a8ea159f22eed029855c67d480b085db385172446
Manifest486c0f40bf1c14a955d591f66bb9ded3bbe9500c30918416b13b522117a2bd21

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturevqZb/s1G3zHuF6a6Esh2lEm+ZNRPWNGTWDuPNCOMvGFnzoiLgzNzZu1CKTqjXmkYYaHv+LQs0i5tP+FR7GHvBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:22:55.969662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102916
observed ff7bc5388c38af98ba5c729a8ea159f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.950875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102916/manifest.json
observed 486c0f40bf1c14a955d591f66bb9ded3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.929179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102916/publication.md
observed d4464f29d0e7a4dea4f79183d0a939b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:55.910894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102916/publication.txt
observed e431512ecafbd79cd39a8278201a4585...
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 archivePending 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 packagePending Custody packages are produced weekly.