OpenTechnical

OT-2026-000068717

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000068717) never changes.

Identity and time

Publication numberOT-2026-000068717 · never reused
Internal UUID01a0ae90-2483-7580-aa53-a16b0331250a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068717
StatusPUBLIC

Content hashes

Canonical text5bdb945f558024e1992c580a84bf694cdcda00fe59441ea0c30c0134f5a0cf37
Markdown94fa01837a68ee069858763be38f73ec0831d06143524e04ccd37d23eb0f4bfe
PDF
Publication page99ccccb74a750595072390dc1dbea61ac3bb3c38597bcf5c5ee0f0da4ce79a23
Manifestb22ee6ce275748293868039ebf5203f440abf66fb63a990daf1cf85ac9068114

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
SignatureVhRROxqsFfQU0iZKVOelJKwqnipawzYXY+xE+eO0/D6KsMraijT0LowZJaS9EiROe9ARPHb8cGBZmVLYaMlUDQ==
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

2026-09-17T10:29:55.669824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068717
observed 99ccccb74a750595072390dc1dbea61a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.653839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068717/manifest.json
observed b22ee6ce275748293868039ebf5203f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.636171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068717/publication.md
observed 94fa01837a68ee069858763be38f73ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.618075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068717/publication.txt
observed 5bdb945f558024e1992c580a84bf694c...
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.