OpenTechnical

OT-2026-000046442

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000046442) never changes.

Identity and time

Publication numberOT-2026-000046442 · never reused
Internal UUID01a0ae7e-57dc-7496-8266-a050793fe3e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046442
StatusPUBLIC

Content hashes

Canonical text92dcb69317336fbdb64f7b42614fc3ba8b19fcbb1b739640eecdb05acfbb8071
Markdownd11eeb82ca79a1a759672e5e26f448cd988e1b84aa579a6b507ae9d18ae493a0
PDF
Publication page5ccf89093213a8df51891d50b659af3327f069573a20958004537ec5e48f74bb
Manifestc07d081b777fe44b0cfe1ddba2824c4b1506d635b57c47aeb65af36b953458d3

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
Signatureop4/AmxI4uhHRYRU3YsY5fyWOCfFBOCSHmq55zmtMGqP13fRfF2Pa1sntjedXjYsouu364R1Bfu+xBfB/iARBA==
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

2026-09-17T11:08:27.691029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046442
observed 5ccf89093213a8df51891d50b659af33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.674726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046442/manifest.json
observed c07d081b777fe44b0cfe1ddba2824c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.657334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046442/publication.md
observed d11eeb82ca79a1a759672e5e26f448cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:27.640208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046442/publication.txt
observed 92dcb69317336fbdb64f7b42614fc3ba...
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.