OpenTechnical

OT-2026-000080860

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000080860) never changes.

Identity and time

Publication numberOT-2026-000080860 · never reused
Internal UUID01a0ae96-b974-7d8d-9f33-ecdc20ae449f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080860
StatusPUBLIC

Content hashes

Canonical textc3e89bd68f057d26968f180aa844fcbef59d70fb7b35b10baf0fe633afb8de0d
Markdown946316b5e1eab792a8899e4618216350320234f23836c278d7deac8910ffe72a
PDF
Publication pagee6808f721fb256868b220bd1b3200d7f2d7303969e044385a15f7f808ac10b00
Manifeste9b7b50541e6391f5df2c73572116e1bc6341a7b0835bf39828e617898da6c49

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
SignaturehmJMgbIFRJuqZiLNKglvvmwBZhN9GvTivsLApK2oGXgYNbHkuyACt8trUVhcJ7pTi6XzYEUgTRoLrmgoEoQpAQ==
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

2026-09-17T10:02:03.277355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080860
observed e6808f721fb256868b220bd1b3200d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:03.258515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080860/manifest.json
observed e9b7b50541e6391f5df2c73572116e1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:03.239761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080860/publication.md
observed 946316b5e1eab792a8899e4618216350...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:03.221547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080860/publication.txt
observed c3e89bd68f057d26968f180aa844fcbe...
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.