OpenTechnical

OT-2026-000088369

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000088369) never changes.

Identity and time

Publication numberOT-2026-000088369 · never reused
Internal UUID01a0ae9b-5d27-773a-b98d-e5d709bbfb71 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088369
StatusPUBLIC

Content hashes

Canonical text9a4cbb5361ab7fdf7182f3fcc903f17bb77219422bff026575998f736e6b946b
Markdown1c56211bd45d9ab0a29ca1095fe98109e0b206ffd8e4aca7b9f9b3f12343179d
PDF
Publication page5501286b30b32617cca50c5be646d74bcb63adb914b5221bcca9d72276136850
Manifeste5927ffa22a5d61625f58f1cb2188f880fed1ef469625091480593cd43ce3cfc

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
Signature+0k6Wz9HrlGRZAEY0Rm6SHGIde+yyJxvn9NDRjFZov7K8XHxcLskC3r79LzvvWFez94fXAayHaSlXfSXGA0rCw==
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

2026-09-17T09:48:43.183925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088369
observed 5501286b30b32617cca50c5be646d74b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.166003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088369/manifest.json
observed e5927ffa22a5d61625f58f1cb2188f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.100875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088369/publication.md
observed 1c56211bd45d9ab0a29ca1095fe98109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:43.080699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088369/publication.txt
observed 9a4cbb5361ab7fdf7182f3fcc903f17b...
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.