OpenTechnical

OT-2026-000054798

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000054798) never changes.

Identity and time

Publication numberOT-2026-000054798 · never reused
Internal UUID01a0ae86-1285-7b97-a3ed-c98fe614917e · 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-2026-000054798
StatusPUBLIC

Content hashes

Canonical texta4bcc117869907ffbcda5eb2b0dd5fc56dd582c47e7199be88a2df6701343371
Markdown540044d1ebfcdc8066aa02c696a39bd5c4de9acb349c230c27948c1938115579
PDF
Publication pageca7f5b44fe15f308ee9e7a369668d1f314f6062aa57f6ffa516fad1ebaa1017a
Manifestd4abdbe1c79c0e4aef2debce84780032ed742be54482e0f080da7254d65f944d

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
SignaturekB6zgbfjzpZlOg0Ij6gxn0vjtiLwOxO19vhRRQ7NLquz9kA+A9sRmkYFWO/L+M63szoGTXCVApLLtNl1s35MDg==
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

2026-09-17T10:53:59.963264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054798
observed ca7f5b44fe15f308ee9e7a369668d1f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.946037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054798/manifest.json
observed d4abdbe1c79c0e4aef2debce84780032...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.929758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054798/publication.md
observed 540044d1ebfcdc8066aa02c696a39bd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:59.912072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054798/publication.txt
observed a4bcc117869907ffbcda5eb2b0dd5fc5...
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.