OpenTechnical

OT-2026-000065890

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000065890) never changes.

Identity and time

Publication numberOT-2026-000065890 · never reused
Internal UUID01a0ae8e-8dc1-7bd6-b412-81a13b17bac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065890
StatusPUBLIC

Content hashes

Canonical text193b96e31b2c225630ec274ecf8a5a2d049940579ed5354af9215cb2cfbc315c
Markdown209ee0ce07aa668d38e7d0d68ac9afc08ed2e925ccc27532176052ee2abaa9b7
PDF
Publication page683e39266e554536e15a873465764df7d83f5c084db58b85aff3b404c97c6731
Manifestaa68598fd8549adf04d3b509fd3321f189b108617282730cf9b7a800f880b32b

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
SignatureBaJyaMPkA7/4pRiPavZB7gQfxQcgoYBqeb2rJx2+Ou39Dky2a2dI9pCHgDQxwCK2GigrRuriwx46bKl0kEvJDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T12:42:38.255226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890
observed 683e39266e554536e15a873465764df7...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:37.910985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/manifest.json
observed aa68598fd8549adf04d3b509fd3321f1...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:37.716023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/publication.md
observed 209ee0ce07aa668d38e7d0d68ac9afc0...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T12:42:37.284113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/publication.txt
observed 193b96e31b2c225630ec274ecf8a5a2d...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T08:50:05.020265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890
observed 683e39266e554536e15a873465764df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.998064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/manifest.json
observed aa68598fd8549adf04d3b509fd3321f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.976462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/publication.md
observed 209ee0ce07aa668d38e7d0d68ac9afc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:04.834448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065890/publication.txt
observed 193b96e31b2c225630ec274ecf8a5a2d...
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.