OpenTechnical

OT-2026-000074155

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold 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-2026-000074155) never changes.

Identity and time

Publication numberOT-2026-000074155 · never reused
Internal UUID01a0ae93-7177-7c33-8058-8235c38e9730 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074155
StatusPUBLIC

Content hashes

Canonical text32ce0d2809aef90d975b049bfa0a8192e8ed37971e4b3c80239f079ba98438f9
Markdown559d1ed9601583ecdc40aa61558113c8130c584c0f97c98c78663a88d16e51eb
PDF
Publication page86ac134c9eddc89536477150335b1cfd0c6f93782de555a96697e1014ee7f600
Manifestfef0c5f1c9823af34dc177c37da3467d627a5777712672a75a69a001f3c1f02e

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
Signature1eq+Afk/wveNhYyt4mpJB7/GwhQYNYW4i/RMkefiGCVLrP19S7clzm2JOV/oZN+K9+xSxSzWGR3qJvYepPAgDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:00.187144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074155
observed 86ac134c9eddc89536477150335b1cfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.171376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074155/manifest.json
observed fef0c5f1c9823af34dc177c37da3467d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.156219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074155/publication.md
observed 559d1ed9601583ecdc40aa61558113c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:00.139875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074155/publication.txt
observed 32ce0d2809aef90d975b049bfa0a8192...
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.