OpenTechnical

OT-2026-000054612

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000054612) never changes.

Identity and time

Publication numberOT-2026-000054612 · never reused
Internal UUID01a0ae86-1283-7aa4-99a3-c3da2c2fd19a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054612
StatusPUBLIC

Content hashes

Canonical text1a44ea9ef92a004ff985b731e082f4c90285df32c9d097a7ee0a4e76bbc12e26
Markdown7fe460e5f59f92ee46901208a126f9e1cc1e35608ee2906fafe13616ea94e027
PDF
Publication page3b028489b9599982c0b35715b3d0b407cad1be03ff2a3bafbedab9f3ab69b0ad
Manifest5a2a442989288751eb5076b19708f322c224728f49ac2a0bfa55890a10f7e3db

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
SignatureYJICbMW0LhIOpBj6GK7GiQmMnFmMD4qAkBdj2n6VQ8DYcLl/uD/s0r7H11b9h5reuBNPmmBQe8rdstyrVwSuAQ==
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

2026-09-17T10:53:40.170061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054612
observed 3b028489b9599982c0b35715b3d0b407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.151493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054612/manifest.json
observed 5a2a442989288751eb5076b19708f322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.135283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054612/publication.md
observed 7fe460e5f59f92ee46901208a126f9e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:40.117794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054612/publication.txt
observed 1a44ea9ef92a004ff985b731e082f4c9...
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.