OpenTechnical

OT-2026-000040426

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000040426) never changes.

Identity and time

Publication numberOT-2026-000040426 · never reused
Internal UUID01a0ae79-2701-7ea5-bc1c-31aab56defbc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040426
StatusPUBLIC

Content hashes

Canonical textb363889e48c007a46f06e0a826b5ef44d0eedd9d79ebef2496e88552aec75c12
Markdown970adcf4b0302047f55fdbc67fe3c203240f6465bcb4e90eb5cc5028f50d7859
PDF
Publication pageb115c645a781d65a59dd2910010efe83e80c4d79b7ddbc83229e00c8a0d1b34c
Manifestb77b3d786b0aae04dbe450d849a9516d992570df093e5aaf7c5294308ce39698

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
SignaturenxwBnBPkFGGlLhP2ArKWQFHR0KB1D2fA3kB06oQDqpDslNGrXlhnR9hllgZQft8BQf0hZI1WLk09aQ+IVEebAw==
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

2026-09-17T11:19:28.175396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040426
observed b115c645a781d65a59dd2910010efe83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.156355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040426/manifest.json
observed b77b3d786b0aae04dbe450d849a9516d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.138082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040426/publication.md
observed 970adcf4b0302047f55fdbc67fe3c203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:28.119524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040426/publication.txt
observed b363889e48c007a46f06e0a826b5ef44...
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.