OpenTechnical

OT-2026-000037759

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000037759) never changes.

Identity and time

Publication numberOT-2026-000037759 · never reused
Internal UUID01a0ae77-f889-7bcd-bd39-17d4503ed326 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037759
StatusPUBLIC

Content hashes

Canonical text30db2220b7d2f4470f093ceeed6b052e3be6d52c7c148a2ad46743f06dc6a40f
Markdownac2eac2cfe7201adfdb9379331457389c672319071ea860674590c28a997ea91
PDF
Publication pageaa6c2fbfb1cbe50dfd6285c03859bc71ffe3b1c055bb7195c22d0f3291a741d5
Manifestab744f75d7a2436ce587a4c8fa605a81a0c1ed8ed86456a385305f6f7367c505

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
Signature7u8VknME9ZMtoXiXiUHRLZuhrSMn3a3EKIQvv0NX5JmgVm6KGcwyQICdCbgW3QZRsutzIyFLaWUa3td9A351BA==
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

2026-09-17T11:22:59.196626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037759
observed aa6c2fbfb1cbe50dfd6285c03859bc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.178524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037759/manifest.json
observed ab744f75d7a2436ce587a4c8fa605a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.159208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037759/publication.md
observed ac2eac2cfe7201adfdb9379331457389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:59.139934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037759/publication.txt
observed 30db2220b7d2f4470f093ceeed6b052e...
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.