OpenTechnical

OT-2026-000073673

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000073673) never changes.

Identity and time

Publication numberOT-2026-000073673 · never reused
Internal UUID01a0ae93-2b8c-7552-a1ab-b836421e601e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073673
StatusPUBLIC

Content hashes

Canonical text8c12babc4ce2e1e61ef0595907adba82ab868b08562b691b4d8de60f96ac9d37
Markdown49e94e36a9424b610e06f2f1f7396d599ae0a25c13229e305da380edc2ae67a7
PDF
Publication page3a0fa1996c714303a1ba65303ab9f00d8c8c618a1c3375dd20d81913f898e85e
Manifestf227fbb115df629f138de00805ceaae9dc8a800516b55825dbfa7fd064597c3d

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
SignatureLb8TU1oAcacXxujBrCXT3XLtVvTJez5IhkRERGFvzZzZWrfh4dI8b2t1KByBBJvVQHHP9SDzldANhoXhYoRaAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:19:43.813461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073673
observed 3a0fa1996c714303a1ba65303ab9f00d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.796112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073673/manifest.json
observed f227fbb115df629f138de00805ceaae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.776522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073673/publication.md
observed 49e94e36a9424b610e06f2f1f7396d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:43.756457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073673/publication.txt
observed 8c12babc4ce2e1e61ef0595907adba82...
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.