OpenTechnical

OT-2026-000010141

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, vented after set-down

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-2026-000010141) never changes.

Identity and time

Publication numberOT-2026-000010141 · never reused
Internal UUID01a0ae6b-cb7a-7e77-be79-5160c55eaaef · 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-2026-000010141
StatusPUBLIC

Content hashes

Canonical text04bc20fbed391fd2996df9d130a1044a77cad46ae6bb5feaf3eefe9fce81fc5a
Markdown92c6155504c210ff312f2b9905e0ee526f3248a9d2651fcf9af8cd27cea27338
PDF
Publication page4987a91b40d8f2f1e8e25f0a94601a0a5e6161952900193c81ee345041ec1bfa
Manifest5ca36e4faf623f288e5d8a938fbaf3d71d6834a037e5504b7f1ee7ea5fce70f7

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
SignatureJaPmkMYJ5nmNneyFZphzkNX22lxIPSG802A4uEs1ERreZWpfEKW35W4bDEZhisSw6BqCA6/+XMSnmnjfFwQDAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:14.543681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010141
observed 4987a91b40d8f2f1e8e25f0a94601a0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.524142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010141/manifest.json
observed 5ca36e4faf623f288e5d8a938fbaf3d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.504830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010141/publication.md
observed 92c6155504c210ff312f2b9905e0ee52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:14.487768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010141/publication.txt
observed 04bc20fbed391fd2996df9d130a1044a...
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.