OpenTechnical

OT-2026-000037799

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000037799) never changes.

Identity and time

Publication numberOT-2026-000037799 · never reused
Internal UUID01a0ae77-f889-786d-917b-ac98f96a32d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037799
StatusPUBLIC

Content hashes

Canonical textf8da8d7366c989069f9a73b1d567b9819690d495430c32fb406d13f5927d1705
Markdown570112ba7091d3d5a896f7f3a9dccdf1f418013aef2386e26ea7ff9a9ba01de3
PDF
Publication pagebd97aaf17b4903d0ae1fd7c0456511097ca44726f9cfe52d6e84838345d78fc4
Manifest747958c0e2826622f5515c1ad576d8a11518bf8e7499a260b828a542600a1b9d

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
Signature72SefQ+gMzLxiRcoFHFgNiP2xWEKc5ctvvDBA/PGv2uVDsHpsZE2MZqqSheqXCTib5Ws5YLAdFIO6g0AHv6aAg==
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

2026-09-17T11:23:02.521755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037799
observed bd97aaf17b4903d0ae1fd7c045651109...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.504311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037799/manifest.json
observed 747958c0e2826622f5515c1ad576d8a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.483555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037799/publication.md
observed 570112ba7091d3d5a896f7f3a9dccdf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:02.463515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037799/publication.txt
observed f8da8d7366c989069f9a73b1d567b981...
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.