OpenTechnical

OT-2026-000065284

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000065284) never changes.

Identity and time

Publication numberOT-2026-000065284 · never reused
Internal UUID01a0ae8e-1dfa-7d5d-8ddf-666d088c6ba9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065284
StatusPUBLIC

Content hashes

Canonical text785c330bac71dfa561fc7025b39c33deb4a4581649988baa7c9c56433ee47163
Markdown42f80cad5f194ab293fa529d65d39ef924a22a2a22ae430978a7481befbadf79
PDF
Publication pagea2bba370f83136ae1bdef30d12a577459412ceb7e20376bc594b0f7be8d9ed27
Manifestc58ecf71e6d1cdd82e35da9a39f0dfff2c8f491566d79844048644163e8e21e6

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
SignaturenYHOvWNEY1MBrUUj+8YpYo6p/SKnjdyKpVEqKjA/D5IGH95eSLZJNYa1jEq/AalkSRo5nyFn5TwpF/9jLJ8cAA==
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

2026-09-17T10:35:15.181323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065284
observed a2bba370f83136ae1bdef30d12a57745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.162759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065284/manifest.json
observed c58ecf71e6d1cdd82e35da9a39f0dfff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.144542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065284/publication.md
observed 42f80cad5f194ab293fa529d65d39ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:15.126965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065284/publication.txt
observed 785c330bac71dfa561fc7025b39c33de...
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.