OpenTechnical

OT-2026-000048792

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000048792) never changes.

Identity and time

Publication numberOT-2026-000048792 · never reused
Internal UUID01a0ae80-c32d-7b37-b5b9-bffdb2287c7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048792
StatusPUBLIC

Content hashes

Canonical textbf47e4ea743a5c80b8fe8e7fe5c87953dafd15782ca228c069a73985e7674b5e
Markdown64a877962312ee0f0669bcdcd5ba489721bc7c500e917e8d55b549e225fc6595
PDF
Publication page3060c7ec950837c6ad8b441504565a5215d2e487be7c2de1bfe0b497cd51b7db
Manifest6a96ae7721bedfac494a54f8c06909d9aed7c982d87018c1d8a5e2e3cd41deb9

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
Signature7zlU8rfZVhk3gx3XCgRZDXVsZ4W4Y2WJzspfEF8aviyesfwFFTwDymYhcsH58DqehOuyw6PwyFlOtdOzlihTBw==
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

2026-09-17T11:04:30.050925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048792
observed 3060c7ec950837c6ad8b441504565a52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.030612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048792/manifest.json
observed 6a96ae7721bedfac494a54f8c06909d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:30.005585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048792/publication.md
observed 64a877962312ee0f0669bcdcd5ba4897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:29.981709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048792/publication.txt
observed bf47e4ea743a5c80b8fe8e7fe5c87953...
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.