OpenTechnical

OT-2026-000065765

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000065765) never changes.

Identity and time

Publication numberOT-2026-000065765 · never reused
Internal UUID01a0ae8e-46fb-7349-907d-d70c5f4ad91b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065765
StatusPUBLIC

Content hashes

Canonical textf100adbcda0388119b98586b8557dbf1a0dd9bfb3ca482ef2714b3250a70d778
Markdown4f50cff3f206c17a6d2d8a7a4aca00d399fc1dd0e7cc629fa9cef8a40e42f2bb
PDF
Publication page76ae3ae47c8e99a0a36cd691ec65a0a6fbb2b5084c8ca35d5cd9acefc07686bd
Manifestda881758bb58b2efbc041738eed9aa18a028dcd4ffa10ea8434ca9e2ae610ee9

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
SignaturelyvfRwq9tZ2AlA1fUWrF2vcWhZYjzcpe79Fs2Rfr+Z1YRcaRtdB77Dywz46ZJICzcIbEg0W9vyTehk1vAS6jDA==
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

2026-09-17T10:34:11.959747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065765
observed 76ae3ae47c8e99a0a36cd691ec65a0a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.942900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065765/manifest.json
observed da881758bb58b2efbc041738eed9aa18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.923733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065765/publication.md
observed 4f50cff3f206c17a6d2d8a7a4aca00d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.906779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065765/publication.txt
observed f100adbcda0388119b98586b8557dbf1...
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.