OpenTechnical

OT-2026-000081766

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000081766) never changes.

Identity and time

Publication numberOT-2026-000081766 · never reused
Internal UUID01a0ae97-0f74-7c13-aad9-4ba6574a04cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081766
StatusPUBLIC

Content hashes

Canonical textfa20de71d6e0727bcc931f9d7c9a1d2a1bc70b22dd1897ae22cca899027b8c63
Markdownb971b18fa619de5a85e5a26332cee2f5597f2f914ecef9f7904b682f949abc71
PDF
Publication page3eda856f49a4b19af81857ae570d9fa28883644a68677c4cbdb21a6bce352e63
Manifest7848c85475070e0762f89d2acc443d96d89d16dfe42c55e322b6d9a8a84af327

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
SignaturenoPzV/ckHk1yfXHRv6KnjnYhtDq+oVlL1PpGGHiVwu8KZDnRFDGgGMMM7nezGuVKjmFrkgiing+VHdjUMOW8Aw==
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

2026-09-17T09:59:51.472427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081766
observed 3eda856f49a4b19af81857ae570d9fa2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:51.454645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081766/manifest.json
observed 7848c85475070e0762f89d2acc443d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:51.435436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081766/publication.md
observed b971b18fa619de5a85e5a26332cee2f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:51.417926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081766/publication.txt
observed fa20de71d6e0727bcc931f9d7c9a1d2a...
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.