OpenTechnical

OT-2026-000011791

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, pulsed blow-off before 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-2026-000011791) never changes.

Identity and time

Publication numberOT-2026-000011791 · never reused
Internal UUID01a0ae6d-1941-798b-8d79-367f8a80a22c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011791
StatusPUBLIC

Content hashes

Canonical text7faad9340751801d25dfa1f9e544d4f8962605cfd41813d1de45c8111d8b686b
Markdown6a9eb6176dc010acd6bb357a2011de0da84b6e450571fe1fe200052341774a1d
PDF
Publication page394fc39ee4e48fc8b42c07b21f67b60f44fb5abc5299fe41ba788836def19d85
Manifestfdc0f9569aa758fd13c8b8b853c4802c7f5c621cbb9d1c424650cb46c17199e9

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
Signature9VkHDbiOa3uVHC60usx0ZXWU56C5/7HsNlcgiP9kKsbNkEbODQOrXddnvxivQKdsF5ad7i48naY9+dOoquVgCQ==
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

2026-09-17T12:12:30.821962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011791
observed 394fc39ee4e48fc8b42c07b21f67b60f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.804607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011791/manifest.json
observed fdc0f9569aa758fd13c8b8b853c4802c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.784118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011791/publication.md
observed 6a9eb6176dc010acd6bb357a2011de0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:30.765160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011791/publication.txt
observed 7faad9340751801d25dfa1f9e544d4f8...
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.