OpenTechnical

OT-2026-000056934

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000056934) never changes.

Identity and time

Publication numberOT-2026-000056934 · never reused
Internal UUID01a0ae87-7af9-731c-b7df-fb8994088be9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056934
StatusPUBLIC

Content hashes

Canonical text3c899cea469f2e95c0b8732a214fe005b21028236d7922dbdf774c31d79b0605
Markdown569296f5b205eb510cc81b2ac94bb48d5178eff2e6af5298cce096e3bf4ea684
PDF
Publication page7bcebafc25f64827c69337aa092063794daf3ee778427eb408c83b179342dd44
Manifest8ebfe35a9654fd32eedca9416d99c4e7be7e03a259e5ba69dceeafe1f324039f

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
SignaturedGMEbbxZtYtvhUwUYwl/m6PmjheBZdKqJj6k6iQi7cG4gqgjhFYt5xDXcCZ56pFZgRzhwQpEn+FJ+I7B3T1LAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:29.018769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056934
observed 7bcebafc25f64827c69337aa09206379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.000365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056934/manifest.json
observed 8ebfe35a9654fd32eedca9416d99c4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.981681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056934/publication.md
observed 569296f5b205eb510cc81b2ac94bb48d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:28.964204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056934/publication.txt
observed 3c899cea469f2e95c0b8732a214fe005...
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.