OpenTechnical

OT-2026-000064470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000064470) never changes.

Identity and time

Publication numberOT-2026-000064470 · never reused
Internal UUID01a0ae8d-a461-7dd3-9c63-9382b7c3e483 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064470
StatusPUBLIC

Content hashes

Canonical textb77f5360eb3ec954c54381aea42c7b5bb83245150723c346d6897bd317ef6431
Markdowndd6c9b71379f861b41070e234e9bd39a9e9fff798410127409b4386c254e0f03
PDF
Publication pagef860347d5e0b3595e460681a735608904c968349e735a3e3bd3a459780619f3b
Manifestf4d7613460412949e10298c1107cefb014d8fc868a40a27f1751c499ce89d5fa

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
SignatureB5oo4IrWdjoLDRJlCN4RRijV/Q+ZA8G3a4xy98MGf4fNdcj3KqqcEYd6Q5BE41kcJB0O3LWbk7JEkQWe+NPBBg==
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

2026-09-17T10:36:39.733044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064470
observed f860347d5e0b3595e460681a73560890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.715423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064470/manifest.json
observed f4d7613460412949e10298c1107cefb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.698827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064470/publication.md
observed dd6c9b71379f861b41070e234e9bd39a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:39.681783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064470/publication.txt
observed b77f5360eb3ec954c54381aea42c7b5b...
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.