OpenTechnical

OT-2026-000098743

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000098743) never changes.

Identity and time

Publication numberOT-2026-000098743 · never reused
Internal UUID01a0aea2-42af-753a-ab81-671db538a5cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098743
StatusPUBLIC

Content hashes

Canonical text0565d7471aa1f2535cc0ad47999967fed51ee37db84115e9cdc585c6df3297fb
Markdown752b582f77d440e1025371070c3991505a96b521520e5e5390ec1aeddb71e2f5
PDF
Publication page5c281b9722fcef5a0b496451474a52578cd9111f056beb61458182b9bcf4753a
Manifest7bd56d43e83f57fb9ef10a251a0dc87b3946a183b5009e9f5a443c97411e2788

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
Signature1RIECaet41Mpw23K3x5EqdPi8LlGOwbTYXJ3/8vIvpe2ZvpsFP25cJ3q7HJLNDfoIDg8b7Q+tbkOIOqKbra2DQ==
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

2026-09-17T09:31:03.582238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098743
observed 5c281b9722fcef5a0b496451474a5257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.566025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098743/manifest.json
observed 7bd56d43e83f57fb9ef10a251a0dc87b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.548989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098743/publication.md
observed 752b582f77d440e1025371070c399150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:03.532240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098743/publication.txt
observed 0565d7471aa1f2535cc0ad47999967fe...
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.