OpenTechnical

OT-2026-000088436

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000088436) never changes.

Identity and time

Publication numberOT-2026-000088436 · never reused
Internal UUID01a0ae9b-5d27-7b08-b064-ca356afc6959 · 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-2026-000088436
StatusPUBLIC

Content hashes

Canonical textcb7d11ddf72e1d93b95bab4ef7a0d2d90ffbc869fd30f34b6da4e4059d148a0a
Markdown41c759430aecb00a5e55c3f93a836b140432d16236d8af5c154ec64d75d8c574
PDF
Publication page6412dc88ccace8625b57d4e82b2651f835982666d8ba8fee2838f1f02bd1acf2
Manifest75d18c176557985edce12540c0adf7eaa4a1f39c4a47dc56540dd17eecf10e92

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
Signaturehjxm7l1ZqEAp+8dJjd4pPDXX6IUKR9OBfa3dJIJrPevEmxM15uMg8fHe0IcgzQgfx+CdAEfTb5Hbm3xXCVu3DA==
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

2026-09-17T09:48:48.656141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088436
observed 6412dc88ccace8625b57d4e82b2651f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.638069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088436/manifest.json
observed 75d18c176557985edce12540c0adf7ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.617296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088436/publication.md
observed 41c759430aecb00a5e55c3f93a836b14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:48.596946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088436/publication.txt
observed cb7d11ddf72e1d93b95bab4ef7a0d2d9...
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.