OpenTechnical

OT-2026-000047630

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000047630) never changes.

Identity and time

Publication numberOT-2026-000047630 · never reused
Internal UUID01a0ae7f-3e5a-7d0d-9ec4-fda8b2e2271f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047630
StatusPUBLIC

Content hashes

Canonical textdef1066a0d0f17ba5d0f8aed16b97af5c5265e0d310607eac424d045b82214ae
Markdownd6230414fca221c96c75e8ac2f960fe8ebd621b077f5ac12b2e8ee08b7507157
PDF
Publication page0a483a6e9aa4980fcc3ac49e1c1b14b265ef221ebafe14c212908ba2d9f8e40c
Manifestc05049daa8e0a4f013f26a90940bbb9bb39e340ff10d847a4f32f6a571dc1cf1

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
SignatureXVi7AC+7FaS+VPyZEOcgUosLV9cgsqsQuUtUgpJH9UhSl0aNS+yjLXmNRDlHHkGb0KVwRjxpB5koA08yH4OfBw==
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

2026-09-17T11:06:46.492257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047630
observed 0a483a6e9aa4980fcc3ac49e1c1b14b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.474855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047630/manifest.json
observed c05049daa8e0a4f013f26a90940bbb9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.456177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047630/publication.md
observed d6230414fca221c96c75e8ac2f960fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:46.438884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047630/publication.txt
observed def1066a0d0f17ba5d0f8aed16b97af5...
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.