OpenTechnical

OT-2026-000051092

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000051092) never changes.

Identity and time

Publication numberOT-2026-000051092 · never reused
Internal UUID01a0ae82-c7b5-7248-84c1-660de2a5f827 · 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-2026-000051092
StatusPUBLIC

Content hashes

Canonical textc32b1bc3fbc93d9472b11454be5caf8321d0e8bbf134d9e673487cf508305001
Markdown9997092e12334b3595f99df44d25ee47c5c2a9bde427e7f4a292cc4d8115a299
PDF
Publication pagee8cfe03bc6a499f9f7d30a2d7db9ff2de9b6b22f44a0bbb9fa02d9ae6f34b215
Manifeste66f357b55b0cfcf23842caa674a099264dace86deffc09b70dcedeb1ea5203a

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
SignatureUlfXPyhKEBsOH6Aeb0pwl2HJgAsBa+1qjnD3svEEVCcWUEm65CHjgfqCiUykeidqa0bq7lWM9I0qYMC1Es/uBA==
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

2026-09-17T11:01:01.911634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051092
observed e8cfe03bc6a499f9f7d30a2d7db9ff2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.892424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051092/manifest.json
observed e66f357b55b0cfcf23842caa674a0992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.873604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051092/publication.md
observed 9997092e12334b3595f99df44d25ee47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.851554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051092/publication.txt
observed c32b1bc3fbc93d9472b11454be5caf83...
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.