OpenTechnical

OT-2026-000068096

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000068096) never changes.

Identity and time

Publication numberOT-2026-000068096 · never reused
Internal UUID01a0ae8f-c4fe-7847-aaca-b95c765db46a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068096
StatusPUBLIC

Content hashes

Canonical textd6deb92700ca6fb4c607e4ad08bf3988f7c6d96cf903a79c86ab1af78156d70e
Markdownb988ef8a921d6e37dd438d583e102825310178708daa98aca82a50b67c555db4
PDF
Publication page98969cb4cb1b6b877ccb1c4618a4fa1ef73d870b22737feb2c8f3e1212274498
Manifestc1badd356a65f2b4b882e4f343e3653669a21a662a7cb3127b8185f7877d0d95

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
Signature9BY0mudsmuD2cfPGinRUCjI6TlKrufX8NWTFBxXmZ/lGe+HiX6uaxzFeEkJzRG7yaiujTkI3w9jKgCul1LiwCw==
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

2026-09-17T10:30:41.526982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068096
observed 98969cb4cb1b6b877ccb1c4618a4fa1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.508862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068096/manifest.json
observed c1badd356a65f2b4b882e4f343e36536...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.489670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068096/publication.md
observed b988ef8a921d6e37dd438d583e102825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.467891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068096/publication.txt
observed d6deb92700ca6fb4c607e4ad08bf3988...
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.