OpenTechnical

OT-2026-000045820

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000045820) never changes.

Identity and time

Publication numberOT-2026-000045820 · never reused
Internal UUID01a0ae7d-8f05-70f0-a8bf-0b115ba782be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045820
StatusPUBLIC

Content hashes

Canonical textbb45dc74e6234ff5e9b4e55fe37e88400b17645cf59b86658b548951f88cafb6
Markdown155c8425cf5510baf1a23fad5be000e8e3767cfee013c5837d29c42dc18d4c2d
PDF
Publication page069332c8ca3539b2e45fdf45fcb67958cd1ca24f14f5c0570217e11de8608b0d
Manifest78942680e9b2b36ae91bbf00b9fa0fc6518f7dcb7f69e502ba3a32744931baef

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
SignatureRY3HSb7VocMWRQ9G+Cxrt98BZdqcRwxC3m/NsEk25LvV2hTPyacZ0U342C1icZGrWCka++KpxF0Vc6/32bo5CQ==
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

2026-09-17T11:09:41.572495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045820
observed 069332c8ca3539b2e45fdf45fcb67958...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.554655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045820/manifest.json
observed 78942680e9b2b36ae91bbf00b9fa0fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.535632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045820/publication.md
observed 155c8425cf5510baf1a23fad5be000e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:41.517318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045820/publication.txt
observed bb45dc74e6234ff5e9b4e55fe37e8840...
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.