OpenTechnical

OT-2026-000045572

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000045572) never changes.

Identity and time

Publication numberOT-2026-000045572 · never reused
Internal UUID01a0ae7d-8f02-7a5a-9c31-6f3ee35138ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045572
StatusPUBLIC

Content hashes

Canonical textc0b80b5e7ead64072fceb15edbb4f7de4d9ae1c7973e461f7fdb0ac5ecc8859b
Markdownae5be85a95f76e2c310c9c119770f8a674448eb2a53b5da636c30afefe9a08c8
PDF
Publication page89dfa1556b563cb44a9ef294f450b84e844e8fab40f7bc6bfaf03a6811eb0246
Manifest69910e95ce11f4611561cc94aa12002b213dfc477f23a127c08c19964db74404

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
SignaturenVodeBbg7luiyzSHyoK8Nl3WOHVRMqoUNFwxxYIF+FfI5tuP646Pb/YJf20O+iqDef65R3L1+5fftVMx/ihyDQ==
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

2026-09-17T11:09:20.054182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045572
observed 89dfa1556b563cb44a9ef294f450b84e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:20.036146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045572/manifest.json
observed 69910e95ce11f4611561cc94aa12002b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:20.015033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045572/publication.md
observed ae5be85a95f76e2c310c9c119770f8a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:19.996917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045572/publication.txt
observed c0b80b5e7ead64072fceb15edbb4f7de...
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.