OpenTechnical

OT-2026-000035160

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before 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-2026-000035160) never changes.

Identity and time

Publication numberOT-2026-000035160 · never reused
Internal UUID01a0ae76-6a1d-7f75-804a-d5d8e5d3c358 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035160
StatusPUBLIC

Content hashes

Canonical text11b679d76aca3d18f35c9de03d0ba16c33f6d217c37746575f423638bbb9943b
Markdown93d706ab36f67a3b39487bad563b49d090c11c705c2f2ef6b85c61595156a172
PDF
Publication page1d499967db2eff41634c97070f90f8b5a5cede190b7a5005cdfabeaf7d644519
Manifestb7f036ab4fde3094c43a3fe97c96f2d9f6a914e8d2b8dc365f601016e4e5d18c

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
SignatureqnC5S9Jy9jLzTsVbzoKqynBxg7fViahOtcCdF7G3CHdOf4DP2+AcrkAH1bGaJNc0HwfAyJJNnBrwwlQFqCzhBA==
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

2026-09-17T11:28:15.281960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035160
observed 1d499967db2eff41634c97070f90f8b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.265011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035160/manifest.json
observed b7f036ab4fde3094c43a3fe97c96f2d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.246886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035160/publication.md
observed 93d706ab36f67a3b39487bad563b49d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:15.229398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035160/publication.txt
observed 11b679d76aca3d18f35c9de03d0ba16c...
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.