OpenTechnical

OT-2026-000050472

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000050472) never changes.

Identity and time

Publication numberOT-2026-000050472 · never reused
Internal UUID01a0ae82-5c48-740b-9720-89d4b519b25e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050472
StatusPUBLIC

Content hashes

Canonical texte62fbb19ed2868692d47964646b41d766dc1cbd91b562e73c0e9d8b42c6cec46
Markdownd7d9492f283474dae4fb94c159f3bbb8f3464aaa391bef9911b301f7bd962508
PDF
Publication pagee8c77404957f119ccb99d02d69b6cc942e5860ffd763f6e2a0a052ccdd52f1a2
Manifest5d090395d0fb00e303b9750050de0e0cbd9f8bc7cf46c4b85f597c9b01d893c6

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
SignaturejpGpvv68+EFOsNChWDPBgYmIfDFrs5ktbPbIXKaTAcwSNjRTxuggJrlvgYC8TjVug6b6BtrxZjlnn7UIhod1CA==
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

2026-09-17T11:01:31.506165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050472
observed e8c77404957f119ccb99d02d69b6cc94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.490533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050472/manifest.json
observed 5d090395d0fb00e303b9750050de0e0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.472392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050472/publication.md
observed d7d9492f283474dae4fb94c159f3bbb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:31.454401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050472/publication.txt
observed e62fbb19ed2868692d47964646b41d76...
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.