OpenTechnical

OT-2026-000009859

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000009859) never changes.

Identity and time

Publication numberOT-2026-000009859 · never reused
Internal UUID01a0ae6b-cb78-7d75-9d0c-103f9e241c33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009859
StatusPUBLIC

Content hashes

Canonical text1e1c4a34f64d08d6eb3f19a1355a07ad14143f0949181b6314187ea9bb03e74a
Markdown0a13448d3a263b9c995ec519123fac051c43633235981a1b33e105d9843446e5
PDF
Publication pagea48635d7c8dad5a2f79b21490375c7e1cc1a3402fd9c672b906e573c78d944e9
Manifesta4d209b069aea1f8035d0c0f30e9b0945ced91411b43c00f6ab2088965088a7b

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
SignatureGbrxPmYzS+Jw6iuPS2si9eqJdSO5eRPnGABapdv20oPywzn5diIFIQMbaZk4/r1wAXBF3iw08psBPQPpyepvAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:51.588583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009859
observed a48635d7c8dad5a2f79b21490375c7e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.569468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009859/manifest.json
observed a4d209b069aea1f8035d0c0f30e9b094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.551562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009859/publication.md
observed 0a13448d3a263b9c995ec519123fac05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:51.533192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009859/publication.txt
observed 1e1c4a34f64d08d6eb3f19a1355a07ad...
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.