OpenTechnical

OT-2026-000055476

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000055476) never changes.

Identity and time

Publication numberOT-2026-000055476 · never reused
Internal UUID01a0ae86-a102-7375-b651-3b2057c3001f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055476
StatusPUBLIC

Content hashes

Canonical textef66477d56a02a037d5274154b8a325b9824cf3d7a0b6b1364eb693580fb9c15
Markdownd5e61ce885f004565fd9b41d3e7eb1fcd033e62e487bfc58c3932ebd6c774fd4
PDF
Publication page2e277080a283264f74d184bab3716f797c5c5d24c94a18b093f6e39144a4c6f2
Manifest6fb21db8cb9d9742fdf456e9e4836dc6527674e374f12f450d291fa7eece1312

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
SignatureXa9LNozn/WBteS1g2wzThjT1KE5vQ696MEOk4n+JNAj5d4iIStxs/9QCYOKB9mYugeJRfj9ggi0LZb91SEQBAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:08.400578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055476
observed 2e277080a283264f74d184bab3716f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:08.381836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055476/manifest.json
observed 6fb21db8cb9d9742fdf456e9e4836dc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:08.362208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055476/publication.md
observed d5e61ce885f004565fd9b41d3e7eb1fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:08.343273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055476/publication.txt
observed ef66477d56a02a037d5274154b8a325b...
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.