OpenTechnical

OT-2026-000046384

Publication integrity record

Single bellows cup vacuum gripper, pump fed, 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-2026-000046384) never changes.

Identity and time

Publication numberOT-2026-000046384 · never reused
Internal UUID01a0ae7e-57db-7c25-be5d-b1e4cf9a3ead · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046384
StatusPUBLIC

Content hashes

Canonical text76b28bc2233c40066a2dbc0325ef5d02c7659de5e30e3d676af885fd88570d5f
Markdownc0aca5b26c6634e8b603a1d00bd77717b9aa5800072a4f017df11d4f36ace6d7
PDF
Publication page7da4288991861e5a54e05da60c294c13c3055ff46ae36ccd92d4c37b962b53da
Manifeste178dabe70a7f21a1d98376c6b711eda1bdddc3da1bbeee692e423c377e3dcbb

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
SignatureQ63r5PcFhgXXCOVT4azynw99pmPbryw9u+dl1s5cDVo7hRnPTCUxKoyUdCkqEsWU7MPbBsQ4tAUKarKVD2WxCA==
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

2026-09-17T11:08:23.229394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046384
observed 7da4288991861e5a54e05da60c294c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.210923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046384/manifest.json
observed e178dabe70a7f21a1d98376c6b711eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.192767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046384/publication.md
observed c0aca5b26c6634e8b603a1d00bd77717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:23.175377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046384/publication.txt
observed 76b28bc2233c40066a2dbc0325ef5d02...
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.