OpenTechnical

OT-2026-000088480

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000088480) never changes.

Identity and time

Publication numberOT-2026-000088480 · never reused
Internal UUID01a0ae9b-5d28-7346-a768-aa38b750927a · 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-2026-000088480
StatusPUBLIC

Content hashes

Canonical textc9f478dc736560d12d37f4ecc9d3ab297421c8085fe02e648714742e21299c2b
Markdown35fec6e5bb1564daa0a22e973bb88c979d0aac8a418c7cd32c059217ad4145ec
PDF
Publication page2b94eacebf8e183e86aab4b97a83309668abc97d47e7f3d0c698a6fa730b58e2
Manifest8d1236c454fb559545cc1ce87f9833d482cd25d1d12ec0c7a03708991560f922

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
Signature2AaxUabHDYnHVcWlKz5n1Kdg7RZplkj63j4mf9rlUgP9bHqrENaS3LJdSqouDI5KaqjsP0X6IUKrG8MSEQhNBQ==
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

2026-09-17T09:48:52.060649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088480
observed 2b94eacebf8e183e86aab4b97a833096...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.043676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088480/manifest.json
observed 8d1236c454fb559545cc1ce87f9833d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.027129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088480/publication.md
observed 35fec6e5bb1564daa0a22e973bb88c97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.010592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088480/publication.txt
observed c9f478dc736560d12d37f4ecc9d3ab29...
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.