OpenTechnical

OT-2026-000093048

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093048) never changes.

Identity and time

Publication numberOT-2026-000093048 · never reused
Internal UUID01a0ae9e-090f-7b85-8fb2-3038c76862da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093048
StatusPUBLIC

Content hashes

Canonical text488a9538e85ceb8ff0e2c11832d1c7aea918ca1a41d25136a33936785bd9dbbd
Markdown145fc5a5905deebc26fbee7cecdaed78abbebbb040b06a2e876a63a3dc5fea64
PDF
Publication page9325083a45235ffb1c3ba6c19797c533964a6bc364976fbdab91894fdcb1663d
Manifestdeee0c7209716fc551fb306151dacfe7bd080906e5192ce1fc8c0c11e0ee73d0

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
SignatureZJXLhnSMlOaBIRovz+D3VTCLVEBgOO3anH0vQ8dGb7PxatNUX0BXQVBzK06c+wlFta8k7x2dDGH2heOyJ2ibDA==
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

2026-09-17T09:40:16.206738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093048
observed 9325083a45235ffb1c3ba6c19797c533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:16.190169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093048/manifest.json
observed deee0c7209716fc551fb306151dacfe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:16.173831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093048/publication.md
observed 145fc5a5905deebc26fbee7cecdaed78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:16.137980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093048/publication.txt
observed 488a9538e85ceb8ff0e2c11832d1c7ae...
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.