OpenTechnical

OT-2026-000063507

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000063507) never changes.

Identity and time

Publication numberOT-2026-000063507 · never reused
Internal UUID01a0ae8c-f945-7dbc-8252-824c599c3488 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063507
StatusPUBLIC

Content hashes

Canonical text2064cbfcf533a05f7427190f0d5d557fbb6b50b9285c3265db5b1cb867ec79fb
Markdownafa38aee2fd94a8c5e662a4f283fc58670c7612424bbbd858e43edd7eee716e8
PDF
Publication pagec8c239b9e130f2f63f10a54b4e39e782ecc9e38d047d1f3a5a63a148035f74f8
Manifest320cbcac29b7e70ed7e37fb447f5a2237ab379fc182cb06b0be24e26ae2e7965

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
Signature7mjuqKV5AWjqjiaXKvPEWK9wOBlJi2shVUuC4JixorKLLCm3UFhJOMkPAIpPMLofJLD3YI6fK9P+lP0adP00AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:29.348104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063507
observed c8c239b9e130f2f63f10a54b4e39e782...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.331124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063507/manifest.json
observed 320cbcac29b7e70ed7e37fb447f5a223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.312341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063507/publication.md
observed afa38aee2fd94a8c5e662a4f283fc586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:29.294142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063507/publication.txt
observed 2064cbfcf533a05f7427190f0d5d557f...
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.