OpenTechnical

OT-2026-000095898

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000095898) never changes.

Identity and time

Publication numberOT-2026-000095898 · never reused
Internal UUID01a0ae9f-fac7-7ce6-b355-a6e6ee06dfb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095898
StatusPUBLIC

Content hashes

Canonical text656879684f1cb5a852fa9848b1dfb9bd7c4cf77f90a9659d72471d81404946f9
Markdown3c86f3d8ced84949fa93ee58e803a7fb1b23dfeaf758c31ce89f282bc1cc9ca2
PDF
Publication page300fb1277e0730d204d04bebcdaa6774887742155c5f3c0b5e2a58bacf2a10c6
Manifestc005000a062866630b5cc7374239b2643cad4143972a04e42fa8f82439eb8d13

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
SignatureKHKexDy0mlN2jWX+N5GKsaOgdyKNc/Uhzt6NZ/ZF1EROFx17OnEd2Q5FZcULOR435f1GotjXdrt+4aPU5kLdBA==
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

2026-09-17T09:35:59.571847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095898
observed 300fb1277e0730d204d04bebcdaa6774...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.554038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095898/manifest.json
observed c005000a062866630b5cc7374239b264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.534743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095898/publication.md
observed 3c86f3d8ced84949fa93ee58e803a7fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:59.516484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095898/publication.txt
observed 656879684f1cb5a852fa9848b1dfb9bd...
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.