OpenTechnical

OT-2026-000051020

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000051020) never changes.

Identity and time

Publication numberOT-2026-000051020 · never reused
Internal UUID01a0ae82-c7b4-7428-bf8a-80e03bf2f5ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051020
StatusPUBLIC

Content hashes

Canonical textf635e9fa13e53415cfbca9a5834ef18b45208255325c15236e07b4e693bdf286
Markdown5ed47d2dc184027080d006ce06e81f910289cd678809ce8b643cc28648ec026e
PDF
Publication page8ef6e33ecdcc04aa4397d17e5b5aba702ed686503259f7c468dc129dddae0443
Manifestc91fe0725ff329ad47f45ffdd4ba2cdf3d6a8136e4c965cade2391c1460b00fd

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
Signaturez87e2jhKmiOjIGBeqdZl/MhhBJQyOga7JOG3pjR6naS5iz8T/XD4/8WdxZp9yNEfOeTivz/dd8QH42osct/CAA==
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

2026-09-17T11:00:55.496059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051020
observed 8ef6e33ecdcc04aa4397d17e5b5aba70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.477385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051020/manifest.json
observed c91fe0725ff329ad47f45ffdd4ba2cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.457179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051020/publication.md
observed 5ed47d2dc184027080d006ce06e81f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:55.436276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051020/publication.txt
observed f635e9fa13e53415cfbca9a5834ef18b...
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.