OpenTechnical

OT-2026-000079064

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented after 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-2026-000079064) never changes.

Identity and time

Publication numberOT-2026-000079064 · never reused
Internal UUID01a0ae95-ccbf-78c6-a025-1e8709014c79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079064
StatusPUBLIC

Content hashes

Canonical textcfd024baf9f5fdf1d79e50f72dbae59af049e0c2cd0358b565cb226fb9bebcee
Markdown07b739ddb8f2f398edf4f6705cda08a2e37ffb3b468cf5fd99f676a14ae83ce0
PDF
Publication page506877338feea616a93b834a958f9d1bd4e67a39c8567375fe7dcd7e57e65fc5
Manifest4b1acacefe4c75be8ad07ef72d44b97fd4d182da94af8e4bcfb2618226d59569

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
SignatureWWCjB8NG9a3U9SyR2rwe0vMQaqk/dLTK2xvFlVF30OISYjCKhhVaU2OkVaLM+txQ325FVoV5jyfILTFFmfeGAQ==
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

2026-09-17T10:05:24.611994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079064
observed 506877338feea616a93b834a958f9d1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.594538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079064/manifest.json
observed 4b1acacefe4c75be8ad07ef72d44b97f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.577938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079064/publication.md
observed 07b739ddb8f2f398edf4f6705cda08a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:24.560887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079064/publication.txt
observed cfd024baf9f5fdf1d79e50f72dbae59a...
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.