OpenTechnical

OT-2026-000101734

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000101734) never changes.

Identity and time

Publication numberOT-2026-000101734 · never reused
Internal UUID01a0aea4-0e17-7191-a5bd-777f16dcbf36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101734
StatusPUBLIC

Content hashes

Canonical textaf0f52cd7b2272d17700e5cd24796e2e525cee8b732c9ae1cc50a69d87f5a11a
Markdowndbca185211c9b6253f3e87ba4adb0850f825489410f7387bceae4c5a1da87f86
PDF
Publication pageb841e061683dd725dcec653bd569b47f31e952166884471ca02e0b78154cbd49
Manifestf9d13fabb69f806bca03e6c5e24886f5e8629e50fa66326c7b5eaaec912cd93b

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
Signature/QCyqoI2dKyIV2wwUIuETJJtKWZM+NIMSABZe1w2LArSHgvzoZ5+Clg8BFaYQ446oV4OsTWmUSyNW0L/NPEPDA==
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

2026-09-17T09:26:14.132536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101734
observed b841e061683dd725dcec653bd569b47f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.113954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101734/manifest.json
observed f9d13fabb69f806bca03e6c5e24886f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.093169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101734/publication.md
observed dbca185211c9b6253f3e87ba4adb0850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.072995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101734/publication.txt
observed af0f52cd7b2272d17700e5cd24796e2e...
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.