OpenTechnical

OT-2026-000046957

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000046957) never changes.

Identity and time

Publication numberOT-2026-000046957 · never reused
Internal UUID01a0ae7e-d0f6-7c36-8cec-cbf0ec3e7b8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046957
StatusPUBLIC

Content hashes

Canonical text3dd458b2340c1cddf8f733f1e1c398f038d03867ad5d7a7128e884df2ee6f078
Markdown707e39312c83bc1244b460e67048c9421e5890abe95e18a10e3b616b3acb0f01
PDF
Publication page8229e6862fac3f475aff7ba42d296cbaaf6e14013e4348b3e6971b129a31518f
Manifest0be6c8bfeb65d528b7440d73c3f1b824ebe0a9aa9df3f2c15b1b64c71df6716b

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
Signaturec7kqdQhuYzowUkgoJARtKlrQrfU8snzYtQt4MJDo4/8Ub8n2ZYQbfTskjGONN/3y+NturPaj8BPJERyietLNCQ==
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

2026-09-17T11:10:07.473831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957
observed 8229e6862fac3f475aff7ba42d296cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.449017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/manifest.json
observed 0be6c8bfeb65d528b7440d73c3f1b824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.429979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/publication.md
observed 707e39312c83bc1244b460e67048c942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:07.397099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/publication.txt
observed 3dd458b2340c1cddf8f733f1e1c398f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.486202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957
observed 8229e6862fac3f475aff7ba42d296cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.467249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/manifest.json
observed 0be6c8bfeb65d528b7440d73c3f1b824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.448696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/publication.md
observed 707e39312c83bc1244b460e67048c942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:41.427848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046957/publication.txt
observed 3dd458b2340c1cddf8f733f1e1c398f0...
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.