OpenTechnical

OT-2026-000065461

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000065461) never changes.

Identity and time

Publication numberOT-2026-000065461 · never reused
Internal UUID01a0ae8e-46f9-7a36-a71d-207e9b5d9f4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065461
StatusPUBLIC

Content hashes

Canonical textbb3ada707ff0d214267ec5c3c80a3aec49e5e796f4869be27d070b756cde8883
Markdown89ac401891213e44a8172d0447245378a3cbf8cf764a035b861a10fe8e3a58c8
PDF
Publication page1fa4c073c7a71b9af4705b2b009779b845b8135fc684c7377624e49177b04a37
Manifest121862bfb8dbdb679dbe246b41b2b4132854adbdff555937dded46ca22713b43

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
SignatureIQK/+jPl640DylwYHHPLdWA+inhgADpFAtU4bKhPT53MnEWOeZ6dgNucKH9UJbBPMER2SG54sEw/gBGB0bciAA==
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

2026-09-17T10:33:44.369900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065461
observed 1fa4c073c7a71b9af4705b2b009779b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.352304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065461/manifest.json
observed 121862bfb8dbdb679dbe246b41b2b413...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.334751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065461/publication.md
observed 89ac401891213e44a8172d0447245378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:44.315931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065461/publication.txt
observed bb3ada707ff0d214267ec5c3c80a3aec...
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.