OpenTechnical

OT-2026-000076918

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000076918) never changes.

Identity and time

Publication numberOT-2026-000076918 · never reused
Internal UUID01a0ae94-b070-7b41-888c-e5d4313f554b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076918
StatusPUBLIC

Content hashes

Canonical text5f912ea6391c35ecbf4075ac1bcb2762f14327ff6286c5f951ea7623dddeed7b
Markdownae7e12c07532596f72ccb76b66e2c5bbaafa000999ca81728750d56545a5cd9d
PDF
Publication page5e686cbde5568a0fc6c9cc9057b087b60a7e0a1ca3d1cd7c137cda64ed550f85
Manifest8b04920358ec5480dd3010595f0d58f31597ae915590e6e36678d89e785b52d6

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
SignaturewYS4CeaD1cH/hIIgHTCDDezywVBxyvkCseIendx5JSIN6qxasndxk3mbI0JR3imeGHUMOY67mMTZtUlGG8+hBQ==
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

2026-09-17T10:09:50.997101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076918
observed 5e686cbde5568a0fc6c9cc9057b087b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.977085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076918/manifest.json
observed 8b04920358ec5480dd3010595f0d58f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.953788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076918/publication.md
observed ae7e12c07532596f72ccb76b66e2c5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:50.811860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076918/publication.txt
observed 5f912ea6391c35ecbf4075ac1bcb2762...
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.