OpenTechnical

OT-2026-000036162

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000036162) never changes.

Identity and time

Publication numberOT-2026-000036162 · never reused
Internal UUID01a0ae77-01ce-72c2-8474-0f5ceb32847c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036162
StatusPUBLIC

Content hashes

Canonical textc310220d16c5bc694b5d0ca260502d8af0baaba5624f266dfcb7fddf2ae67271
Markdownddeef8f6568ebba9490985194ad6199e64d59c7756304a98ab0165d34a8d3f3d
PDF
Publication page73fd67eb173f6166b4ee3bf34d3639f115016d9e71117ca92461876cf020a0b0
Manifest2ce39d517c83bffcfa06ef6d7ae6130d096116efb4bc63b2a1cf351bb50700b5

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
SignatureWSsnzO5+PgGW7rbZ4tmBAIjlnMB3f9hIKDt01wYMnKEYcFca1uXwgZR775Y10y0rFAPkYuGMqVAxSXntCPVfBw==
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

2026-09-17T11:26:23.252481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036162
observed 73fd67eb173f6166b4ee3bf34d3639f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.235756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036162/manifest.json
observed 2ce39d517c83bffcfa06ef6d7ae6130d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.217519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036162/publication.md
observed ddeef8f6568ebba9490985194ad6199e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:23.199954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036162/publication.txt
observed c310220d16c5bc694b5d0ca260502d8a...
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.