OpenTechnical

OT-2026-000098501

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000098501) never changes.

Identity and time

Publication numberOT-2026-000098501 · never reused
Internal UUID01a0aea1-e966-7805-9a44-e9e690a530f1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098501
StatusPUBLIC

Content hashes

Canonical textcabc03f4f46abf29ecf4323e5ec2aafc2f63ab301e5a41a888ca46322c8bfa67
Markdownb6ad3d4b285866f63e323a7e0a5bfe839471f2c71556ed6e1373a6db7207ecce
PDF
Publication page909de79aac8c5a089463bdcaad18ec656a4bc022809e8a3c1d8b502234e9e7af
Manifestca7748b750ce9983f4c64a12ee193d00ac7792c1ade187ca37a336f3f86ac13f

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
SignatureZQyLRd+MC3xlKWJ2hludLaEp53BarPuFK4by8yP1ydhfnW0LkcAKr49+tldOnwIRCKTjXHhU2egc4CzNGttUBg==
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

2026-09-17T09:32:22.446731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098501
observed 909de79aac8c5a089463bdcaad18ec65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.430314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098501/manifest.json
observed ca7748b750ce9983f4c64a12ee193d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.413215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098501/publication.md
observed b6ad3d4b285866f63e323a7e0a5bfe83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.396656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098501/publication.txt
observed cabc03f4f46abf29ecf4323e5ec2aafc...
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.