OpenTechnical

OT-2026-000083000

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000083000) never changes.

Identity and time

Publication numberOT-2026-000083000 · never reused
Internal UUID01a0ae97-c961-770b-8dea-67bc7966104c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083000
StatusPUBLIC

Content hashes

Canonical textfb690d580b3ece2a1f4fd684591618dc8f1cb61e46affac30c69179564d33f4c
Markdown8cac8ef094c7e860e7b0a78f8dc1e9a3b2671aa27304ddf79d4d8dab81b7529d
PDF
Publication page7c4ae0ce0ea0fd44904315d16b74201b20fe7fa2fb9b9e750a54f93f83f3f734
Manifestc20984d5aa3e7047db9cf6c09510d170461f8408da184197ca9645c3afc2bd2f

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
SignatureEMOAvnuPUrjzg+iYPpUGVoY1WsYxMhobSIzl7KrwEWImPA8oQraDXbo06c2xvTp3kHtPzhOx5w49yZ62liDQBw==
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

2026-09-17T09:00:05.592152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083000
observed 7c4ae0ce0ea0fd44904315d16b74201b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.573741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083000/manifest.json
observed c20984d5aa3e7047db9cf6c09510d170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.430728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083000/publication.md
observed 8cac8ef094c7e860e7b0a78f8dc1e9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.410855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083000/publication.txt
observed fb690d580b3ece2a1f4fd684591618dc...
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.