OpenTechnical

OT-2026-000014805

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000014805) never changes.

Identity and time

Publication numberOT-2026-000014805 · never reused
Internal UUID01a0ae6d-d094-726f-92e5-d12c87d3ff9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014805
StatusPUBLIC

Content hashes

Canonical text4effcd2fe7a5568db282121721962f307a3352e5b02cc9d851f91bbad66fba23
Markdown23a34e12b296195e7ad163331d52be1fa1f775201a634d8bce9c498799d0c29c
PDF
Publication page4930a3243e3980ec25f1700ee093371e11a1b837a5b86d2af935b85c3f46fd40
Manifest5d2e7f346eaf83bc6f95d4a5e9206765dca9ed84665395d8fd663478d3575183

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
SignatureRGE8AWehaiBFLG6m3AGdC5B5T/xnZECJhL8WbRKDr3ubnxvNVGy0hCYQGE3C6lQ40DQFI3bwd9jxd+qCycjZDg==
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

2026-09-17T12:06:42.178070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014805
observed 4930a3243e3980ec25f1700ee093371e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:42.157949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014805/manifest.json
observed 5d2e7f346eaf83bc6f95d4a5e9206765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:42.136135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014805/publication.md
observed 23a34e12b296195e7ad163331d52be1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:42.116176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014805/publication.txt
observed 4effcd2fe7a5568db282121721962f30...
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.