OpenTechnical

OT-2026-000098957

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000098957) never changes.

Identity and time

Publication numberOT-2026-000098957 · never reused
Internal UUID01a0aea2-8286-7781-afdb-873bb92e2d73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098957
StatusPUBLIC

Content hashes

Canonical texte3072964fbe7b3ca18357dfd39417bc77670e7cfd77ca7bf587c6a4dd37161e4
Markdownb33b98cfa4e8dcf652383467a9495832b8b4dfc5d4fda4fede09e769dd681a40
PDF
Publication pagef0f08ff915937d91cc558f8567626f773d07971ffab9e09dc02d25b9c98fa036
Manifest446dbd2cb5bd4e37e66b2e39355226f613572e8e079775487495dadcf79d963f

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
SignaturetW3rG2l+KX3aFXPFa1i0mZPqrkhp/BX135GmRFivBNpK4gT6KBMqPcUbEtimhC9lsjXUoaE+v2HYorTIyttNAQ==
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

2026-09-17T09:30:01.740451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098957
observed f0f08ff915937d91cc558f8567626f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.722472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098957/manifest.json
observed 446dbd2cb5bd4e37e66b2e39355226f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.703759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098957/publication.md
observed b33b98cfa4e8dcf652383467a9495832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.684989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098957/publication.txt
observed e3072964fbe7b3ca18357dfd39417bc7...
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.