OpenTechnical

OT-2026-000015608

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000015608) never changes.

Identity and time

Publication numberOT-2026-000015608 · never reused
Internal UUID01a0ae6e-0c4a-7aa4-90f4-aef3141f7e45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015608
StatusPUBLIC

Content hashes

Canonical text62a6d902ee4f483653190414e877bff9e2a783399e357fa371ed5ed0ec7a6513
Markdowna430015a4fc300e3dd9f434bdc7b5f7bb1f15ed75b99949b2e2ee53da79c88d3
PDF
Publication page09bdad98fd6a2b8e2f148d844d89f15f7f0c879eddd76642f5993a6d1eb22486
Manifest7c28e96c4602a8754b5e2fd5f31abdc5895cd03d3538f7767e95aa97b7a23e96

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
Signaturel4ZqF/F1EqlrcskDJIiONW79dXTZlZ/n9RCGbjQHUYltFd4DGxFWFOZK8IjeAsvIt5Frvhb59jJm+KMbfnuXBw==
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

2026-09-17T12:04:51.237921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015608
observed 09bdad98fd6a2b8e2f148d844d89f15f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.216646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015608/manifest.json
observed 7c28e96c4602a8754b5e2fd5f31abdc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.196682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015608/publication.md
observed a430015a4fc300e3dd9f434bdc7b5f7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.177281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015608/publication.txt
observed 62a6d902ee4f483653190414e877bff9...
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.