OpenTechnical

OT-2026-000021166

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000021166) never changes.

Identity and time

Publication numberOT-2026-000021166 · never reused
Internal UUID01a0ae6f-865b-73e2-a418-cdea521330ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021166
StatusPUBLIC

Content hashes

Canonical texta6e54e6d5a233ff669b9b89b971ee6460008a48008441ecab7974bb3e8756125
Markdown392c987b5032a0dcbdc8981a887714dd24f361b2bac2b10ea7defcfa6c2746f6
PDF
Publication pagebeef320463beb377a6d4233b4ccad11db47b7cfd29e1c8bde23641ed45a924d5
Manifestb38fdec7f5fa1cc004835a685da766090a385c066cd47ac80b02a3decb55a7a8

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
Signature7UZjEb26xDixNCXLB0HUP0RJWUUwv8NC8v2OBiskGUc38dLZMsWXs2NaATtNEXWNJo5Josd4wpchejlSsKEXCQ==
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

2026-09-17T11:54:56.209228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021166
observed beef320463beb377a6d4233b4ccad11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:56.179051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021166/manifest.json
observed b38fdec7f5fa1cc004835a685da76609...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:56.157928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021166/publication.md
observed 392c987b5032a0dcbdc8981a887714dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:56.110648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021166/publication.txt
observed a6e54e6d5a233ff669b9b89b971ee646...
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.