OpenTechnical

OT-2026-000100929

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000100929) never changes.

Identity and time

Publication numberOT-2026-000100929 · never reused
Internal UUID01a0aea3-c376-753f-aa99-0143eec47e3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100929
StatusPUBLIC

Content hashes

Canonical text6393d95c147ceb59351c8b027cb051571155380e007622df9ff20b6e4efa9329
Markdownc02097c559f3337739996446943a57d65f75bd3addfd8c42cc913033df3da567
PDF
Publication page2a800e6d2022cc7dce90e3ad69efb572f206942f5548c4d88ee85c264b3818c4
Manifestc10f557024e6ba9115bb78b8d2835925803df49923e7938f6e49aa1ede3baedc

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
Signature8DDe04+opzDn4DkrfIwWVKzFcCKCSfjapsI+ZHqr+HqAAJ9V4VO7CL8IhMesBX6BFhAi9c2GZ6ln/Bs3EeULDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:25.900370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100929
observed 2a800e6d2022cc7dce90e3ad69efb572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.883937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100929/manifest.json
observed c10f557024e6ba9115bb78b8d2835925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.867195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100929/publication.md
observed c02097c559f3337739996446943a57d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.849509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100929/publication.txt
observed 6393d95c147ceb59351c8b027cb05157...
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.