OpenTechnical

OT-2026-000016258

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000016258) never changes.

Identity and time

Publication numberOT-2026-000016258 · never reused
Internal UUID01a0ae6e-2d11-7879-ab82-acc944e5f59a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016258
StatusPUBLIC

Content hashes

Canonical text8ec6ab46452068941fdf4f4dd326620b8ab628fac9c53d8427604d2acf022d68
Markdown7e704ac15e4824b495887bdc570aa52dff945cee4afdd557b58105233cda4cad
PDF
Publication page419fec724605ee96974eb1d45f486e480b61d37034c74de9260da7e892e11486
Manifest18b4e41ba42e74fa417f860011170e46e419799485955a70ef979c7139e51b2d

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
SignatureV7rS7vUk32f12KUp+u7+gyz1taJF7xWxjkrJpzLSBNgqdaWmEFyUr7adWeWal3FOM0MwASPfatA3rfVKE2m4DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:03:44.025109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016258
observed 419fec724605ee96974eb1d45f486e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:44.006987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016258/manifest.json
observed 18b4e41ba42e74fa417f860011170e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.896177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016258/publication.md
observed 7e704ac15e4824b495887bdc570aa52d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:43.878346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016258/publication.txt
observed 8ec6ab46452068941fdf4f4dd326620b...
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.