OpenTechnical

OT-2026-000024029

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000024029) never changes.

Identity and time

Publication numberOT-2026-000024029 · never reused
Internal UUID01a0ae70-aed7-7440-b99f-5d8d43d39d74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024029
StatusPUBLIC

Content hashes

Canonical textc41d2102a1558ec7d2c90bfc74d1d1eade608de2ab4c04998df0e34171c4281b
Markdown9437bb1f694bccd94c57d26df28ecf996eadd82e8a3405b579a1f8133930a7b2
PDF
Publication page305979634bd08849fbff32158e820443bb8519662122314b9cb9594ea4486d89
Manifest25965f89564a94cbeb6361d0d86ff30282bb98040056384864ef5a23a6cbd24c

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
SignatureY6SiUjtBmiW5kpitFByCGBQDuxpdsySoIpCZ0+SAqKxjRgTRzI4vdesXZ/KQpA0hss4ul9ClaNZNjOOlhtI8DQ==
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

2026-09-17T11:50:48.857225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024029
observed 305979634bd08849fbff32158e820443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.839607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024029/manifest.json
observed 25965f89564a94cbeb6361d0d86ff302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.821826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024029/publication.md
observed 9437bb1f694bccd94c57d26df28ecf99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:48.803942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024029/publication.txt
observed c41d2102a1558ec7d2c90bfc74d1d1ea...
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.