OpenTechnical

OT-2026-000070012

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented 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-2026-000070012) never changes.

Identity and time

Publication numberOT-2026-000070012 · never reused
Internal UUID01a0ae91-1861-75cb-bf58-9f928e6c6bb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070012
StatusPUBLIC

Content hashes

Canonical text3bc70c48e48bf690509f53e6040841ddde36f3127040640f5f9984d87d0aea6d
Markdown06f5244848bf4fe806e51f361d44badfeef8153f0a98008a662fd4e26dc0814c
PDF
Publication paged1fd74c55566d13f365ac9170403e08fb356699d9a27808a06e34d6ddf4c9654
Manifestd3be78a04b5a8f4bb36b9a3e6a074994edbffc808528ebe968a3ccc781f82257

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
SignatureIObKe7i18XxwA1pGxUL85uJS3vRQI7K8F3Qb87pt4waBBKiZ/TVAGe6Pzx6hCpMnUn1TCJJG7BSbpOj5G4cBCg==
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

2026-09-17T10:26:57.831627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070012
observed d1fd74c55566d13f365ac9170403e08f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.813528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070012/manifest.json
observed d3be78a04b5a8f4bb36b9a3e6a074994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.794967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070012/publication.md
observed 06f5244848bf4fe806e51f361d44badf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:57.776780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070012/publication.txt
observed 3bc70c48e48bf690509f53e6040841dd...
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.