OpenTechnical

OT-2026-000014182

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum 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-2026-000014182) never changes.

Identity and time

Publication numberOT-2026-000014182 · never reused
Internal UUID01a0ae6d-b279-79d3-b375-b2e9caa23c6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014182
StatusPUBLIC

Content hashes

Canonical text6ad98c262077c0db37497063d194b43b37fd980350f848e0d2cd1053909a77e5
Markdown17bc7458bc6f06a44be667784c3afbe270701967d72bbd85677fdff111666823
PDF
Publication page311a7e09ab6c3dfbb21c8e95029a72426fcc00c02fa12aa35eac15f3536ec853
Manifeste0ea2d287a3fc3d8b51efa47a1de45290286aa02a60d3cf3b4ec5416d1c14277

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
Signaturee0zbGEdAB1VEFwUmnJVNvS0pUbQS10gpZ2CrFfMAZNfU+CdrvIFl4JhYUOAjajJuDI+xh6xhsT32pAixupG8Dg==
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

2026-09-17T12:07:16.589592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014182
observed 311a7e09ab6c3dfbb21c8e95029a7242...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.570491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014182/manifest.json
observed e0ea2d287a3fc3d8b51efa47a1de4529...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.548567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014182/publication.md
observed 17bc7458bc6f06a44be667784c3afbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.529357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014182/publication.txt
observed 6ad98c262077c0db37497063d194b43b...
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.