OpenTechnical

OT-2026-000064340

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000064340) never changes.

Identity and time

Publication numberOT-2026-000064340 · never reused
Internal UUID01a0ae8d-a460-799f-b307-4a357ab023ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064340
StatusPUBLIC

Content hashes

Canonical textd08e07411683232c1c72e8442a7398d4210baf22ac3652fe6aba8c3b819b6e57
Markdown8dc3a87977c36776e534c8df7e39745238c1f14661804815135558a92b6d3874
PDF
Publication page8459b0fe07d1d99116fd0e793bde0f91133e43dbf69f424485a88a4b358f2ec8
Manifest7d32273626ce5982be48124400d7364786ee882016214655253a1999b225e0a7

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
SignaturejFUPXQ+fV84lvxPzD3XdqxFHH9S4IozYyCCBfN0Uur1Uh3oJrWfmnVDLvMDsPAlAzw6k1eeJJAl38FjvpmuTCQ==
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

2026-09-17T10:36:29.871163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064340
observed 8459b0fe07d1d99116fd0e793bde0f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.854397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064340/manifest.json
observed 7d32273626ce5982be48124400d73647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.835012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064340/publication.md
observed 8dc3a87977c36776e534c8df7e397452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:29.817600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064340/publication.txt
observed d08e07411683232c1c72e8442a7398d4...
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.