OpenTechnical

OT-2026-000010334

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, 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-2026-000010334) never changes.

Identity and time

Publication numberOT-2026-000010334 · never reused
Internal UUID01a0ae6c-0ee5-735d-9c3b-b3979822e4ad · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010334
StatusPUBLIC

Content hashes

Canonical textd920ca166db6a9e470513486920dfaa9374f0ee42b15222e472a18f47d68dc4a
Markdown0e2bb0502a4c0db467aab85e5a745fa67be7053eb6e158ff30faca20c4ecb767
PDF
Publication page4f10f9d53160eddc526c5e3b9fe553cf1a026536bf51232b5e8b565ae6bde45c
Manifest87a0f687a0bac48d8e9871253eebf10181b97b7ef0fcdacac04fa00790af2c0b

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
SignatureUg+TRq9FEuprSPaDoD+BY3eBPlhMMJN1+KN7MrySJv883VHHeSyHp6GWAIzDQInvpmroQt5LybSPbeMmb/f2AA==
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

2026-09-17T12:14:21.351489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010334
observed 4f10f9d53160eddc526c5e3b9fe553cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.329640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010334/manifest.json
observed 87a0f687a0bac48d8e9871253eebf101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.308102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010334/publication.md
observed 0e2bb0502a4c0db467aab85e5a745fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:21.286245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010334/publication.txt
observed d920ca166db6a9e470513486920dfaa9...
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.