OpenTechnical

OT-2026-000045050

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000045050) never changes.

Identity and time

Publication numberOT-2026-000045050 · never reused
Internal UUID01a0ae7c-f768-7174-9218-088f8dbd8849 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045050
StatusPUBLIC

Content hashes

Canonical text1e9bcc585e9e36c1e80b06cb7bbee806683480f7a48e8ee6bd912af9d9cabd18
Markdownc3067d34547ef61404bc6ba78416e368697410da4d38b6f56ac432624830aed5
PDF
Publication page9832eb2bb6312f35ff38d82a14813fed8700483eba860c287883554291fdbdbf
Manifest85686b5a23c3bc698496e12a65c70ece8839554273915ae0cdd2f1acf69a857d

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
SignatureionXyAbecvLn6Sfh08ViuqTS3eYNYEww1S57SYSMf3qqca3Mvk+s31qGjvdzM+M+zfXCCfxdLMBbmJisBuVkCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:04.381530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045050
observed 9832eb2bb6312f35ff38d82a14813fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.363137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045050/manifest.json
observed 85686b5a23c3bc698496e12a65c70ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.343011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045050/publication.md
observed c3067d34547ef61404bc6ba78416e368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.323887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045050/publication.txt
observed 1e9bcc585e9e36c1e80b06cb7bbee806...
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.