OpenTechnical

OT-2026-000080322

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two 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-2026-000080322) never changes.

Identity and time

Publication numberOT-2026-000080322 · never reused
Internal UUID01a0ae96-7e77-7667-94a6-d6038b4a67df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080322
StatusPUBLIC

Content hashes

Canonical text0e43104a586ae06bf4adf852522ac262e99459a13fffd4f04292ef1ff296d60a
Markdown0c7176a0174b96c4dcb43cbcb9ad9a737e0c2c9756f1a329d23eedeaf5f3ce8e
PDF
Publication pagee57a50823a174e393d4bf92c1065cccf6d2856126c09ade001da1407276d52f9
Manifest1866d770b56e6f7d58fc89942418284dbab341fb97e26c5b8991e21d23aaa3ac

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
SignatureVsnBkhKJ/KC87ExJ9DAC0iLGWfra7wSt64bAReX9nw/iX+PE6l19aADtIzVoLfdS6NcegIR0yGZ30mwZNpYTDA==
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

2026-09-17T10:02:47.772697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080322
observed e57a50823a174e393d4bf92c1065cccf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:47.755059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080322/manifest.json
observed 1866d770b56e6f7d58fc89942418284d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:47.734454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080322/publication.md
observed 0c7176a0174b96c4dcb43cbcb9ad9a73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:47.715554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080322/publication.txt
observed 0e43104a586ae06bf4adf852522ac262...
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.