OpenTechnical

OT-2026-000055806

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000055806) never changes.

Identity and time

Publication numberOT-2026-000055806 · never reused
Internal UUID01a0ae87-0a49-7fb8-b23d-905d46923174 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055806
StatusPUBLIC

Content hashes

Canonical text183d139721a880f040f292f25004096809b62a533a26435b9d5c7b1ca40cc717
Markdown2652b3c21200ae2d598868bf675a88bf23f66c4d4df49002ef9e9ac8fa424772
PDF
Publication page85dad3f7d6b8f371686af0104af5c1f0008c28954b262b137110648f283cb3d8
Manifest14577daf7f1817265765a399dba10fa06795af5d0a6c6210b193a39c9b4111ba

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
SignatureV4zPXI8pxKDNH2iTUWHLIj2J3+7+sTIMw9FL1HD7grHIx9XCU4wCrPwa2lJDotM9Zk2wYPvtIwymo5hZzyY5BQ==
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

2026-09-17T10:51:10.943036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055806
observed 85dad3f7d6b8f371686af0104af5c1f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.926584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055806/manifest.json
observed 14577daf7f1817265765a399dba10fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.910247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055806/publication.md
observed 2652b3c21200ae2d598868bf675a88bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:10.893966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055806/publication.txt
observed 183d139721a880f040f292f250040968...
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.