OpenTechnical

OT-2026-000088475

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000088475) never changes.

Identity and time

Publication numberOT-2026-000088475 · never reused
Internal UUID01a0ae9b-5d28-756c-bb6a-759ce2b56386 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088475
StatusPUBLIC

Content hashes

Canonical text7bb4c20647274ca6011f2eb576069f6527e07fc90885d4ebfae6a4dfcda0e667
Markdownc4c9b416966baf5342b4805d4c3396d0b431fe56655d3db41666f06e7a142beb
PDF
Publication page94b1557f05ab30178d5f4ca86b06ecdf24f3c590a2a89af8b8db7449dc65d298
Manifestd27d90731213c440d5b6e07fcad1712d492443ae71994efedb21893d67a1be9e

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
SignatureQ3aWPcqsLcPhId0J4PkDAA4jFZzxWzT2KKBQQ8IquDDSJVct8BQGicUmqxJ/tCvkHK0BnhpNHNwB0PAkEk9oCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:51.692814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088475
observed 94b1557f05ab30178d5f4ca86b06ecdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.676722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088475/manifest.json
observed d27d90731213c440d5b6e07fcad1712d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.660795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088475/publication.md
observed c4c9b416966baf5342b4805d4c3396d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:51.642823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088475/publication.txt
observed 7bb4c20647274ca6011f2eb576069f65...
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.