OpenTechnical

OT-2026-000082412

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000082412) never changes.

Identity and time

Publication numberOT-2026-000082412 · never reused
Internal UUID01a0ae97-4d96-727f-9e34-8621826a5c47 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082412
StatusPUBLIC

Content hashes

Canonical text82c63d07764a492cbbd976a85a5c38020ec5931711b0bea447febf7c8626811c
Markdownb731cbb80be76e10651c8b4dbd489f8a92ca50193e891686b04c8055ac58f144
PDF
Publication pageb942133551f27358507a21a3f9bc6609998f42dc99b96fb4efa8c8c35b13c23e
Manifest944e42b8167044139ed280ec7cb12e9d39d82b10c053222efa5f759a801bca89

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
SignatureJ//TxW7TMZiAVdyFHZYCisoEqsXLUmMG1TN9RyAwUwL0oMEy/9LH7rSmYGxLVDFn2aotvUqaLGPl2zWsNJgjDw==
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

2026-09-17T09:59:17.886103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082412
observed b942133551f27358507a21a3f9bc6609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.867528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082412/manifest.json
observed 944e42b8167044139ed280ec7cb12e9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.851031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082412/publication.md
observed b731cbb80be76e10651c8b4dbd489f8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:17.833303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082412/publication.txt
observed 82c63d07764a492cbbd976a85a5c3802...
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.