OpenTechnical

OT-2026-000007815

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000007815) never changes.

Identity and time

Publication numberOT-2026-000007815 · never reused
Internal UUID01a0ae62-8d39-76f2-a274-5a70563261c9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:29.414051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007815
StatusPUBLIC

Content hashes

Canonical textfd4351c07470776b5cf449c3264c9f4b4ec668b9e6e5deb66516cc262c23cdde
Markdown4a3b455c07ddfaff438168f01d2efc48b8c8b257d7e4e4e771791fe5f9b0ada1
PDF
Publication page4a8e3ac0dfaec6659ea54a1dab9998f505136a2d033642601481da7f4fb463fb
Manifestdb22d61d0f9640f37c0cdc5715314ae9da5dc57ef793b0f43024d4f8f0d3ed23

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
SignaturezoLjOAm+orNW81qWds/uvnjTKglqJQGDt4Z+xXOV4kkeexiRAmqN0gZO0BHfcADYHHTqKCedUfv6mqnsEEnaAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:04.225607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007815
observed 4a8e3ac0dfaec6659ea54a1dab9998f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.208576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007815/manifest.json
observed db22d61d0f9640f37c0cdc5715314ae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.190778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007815/publication.md
observed 4a3b455c07ddfaff438168f01d2efc48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:04.172300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007815/publication.txt
observed fd4351c07470776b5cf449c3264c9f4b...
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.