OpenTechnical

OT-2026-000093577

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000093577) never changes.

Identity and time

Publication numberOT-2026-000093577 · never reused
Internal UUID01a0ae9e-508b-7440-a6d9-542e8688761e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093577
StatusPUBLIC

Content hashes

Canonical textfe79922b55e69b6c2e5be8a368d06c8e2dd5e3de1c86bf17faf64f6d1811127b
Markdown56f12d4bd075225c8a9f4a6805b6b6ee73fd81766b7ea5ab1a8a1fbaa6815b97
PDF
Publication page20938e3911d5cd46400d2ab3473d8945d34ea70cf1c171d75b67e1e32d8a6dda
Manifestff39c2058fabb5e5adfa0708fd17aa75a8ecdb96f5f7b969d5e95b71ccd5512d

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
SignaturecFB8qcE0PHKzENa3a5TFj4DXLZmyB6+R65Qm8GSkBj1NdpzdFw0Duv9fjKoufb9NxFK69R2MzdBQ68W0YQMBBQ==
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

2026-09-17T09:39:36.646435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093577
observed 20938e3911d5cd46400d2ab3473d8945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.628775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093577/manifest.json
observed ff39c2058fabb5e5adfa0708fd17aa75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.586116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093577/publication.md
observed 56f12d4bd075225c8a9f4a6805b6b6ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:36.553615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093577/publication.txt
observed fe79922b55e69b6c2e5be8a368d06c8e...
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.