OpenTechnical

OT-2026-000055948

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055948) never changes.

Identity and time

Publication numberOT-2026-000055948 · never reused
Internal UUID01a0ae87-0a4a-774f-809c-2a3dadab1966 · 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-2026-000055948
StatusPUBLIC

Content hashes

Canonical textb93d4d0a0c3e86f0c80a9284c8babc98d3bc46c3b9e8526aa9c2c13ceabd1703
Markdown5ad5d4df4bec407bc9f51f516afc438eeddc8d31485ce274d03a49a301d34a52
PDF
Publication page168e70158ecdf4bfafc44dafad792e5cf75ef21f47cb4e43a9e2513c0353def9
Manifest04d8998666352b675aecf59706e1d27e002d287ea5fcd7fee6ba4ea01875055b

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
SignatureAG82R6ZfCps3NaAIyzkWtchuyRnizK/Q1oJuwihsh1jHjBxgEqNKs5jPtU0L7Vi+h/N0+ji0/TAZ8wfOM0FpCw==
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

2026-09-17T10:51:28.014749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055948
observed 168e70158ecdf4bfafc44dafad792e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.995083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055948/manifest.json
observed 04d8998666352b675aecf59706e1d27e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.976072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055948/publication.md
observed 5ad5d4df4bec407bc9f51f516afc438e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:27.957196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055948/publication.txt
observed b93d4d0a0c3e86f0c80a9284c8babc98...
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.