OpenTechnical

OT-2026-000068369

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000068369) never changes.

Identity and time

Publication numberOT-2026-000068369 · never reused
Internal UUID01a0ae90-2480-7209-b075-aba29477b5da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068369
StatusPUBLIC

Content hashes

Canonical textc60d901bcef8ef12a7ab5fa4bfe7c9791b8a7547018bdfd5d74774dfa55b785b
Markdown77e731ddaeb92388a1108023baeac2906773e93195ee518c9fb0d38c48b55cc5
PDF
Publication pagec44bdc280e617226e520259c9fa5f540feb501028962edf9a19ebd35afa750dd
Manifeste1e9d8e7c0fb0aafc26c47565639286fe00954a2fb98a1402afe72d6fe15afcc

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
SignatureKi/HgvWTVNXGmkyLkcXN+ITR7R2FehWxffVn9XubWRVu6Hm1PbXquz71HmYlvu3lXy8QGq7JOr3dtv5BOzsCBA==
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

2026-09-17T10:29:25.213224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068369
observed c44bdc280e617226e520259c9fa5f540...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.195284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068369/manifest.json
observed e1e9d8e7c0fb0aafc26c47565639286f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.176547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068369/publication.md
observed 77e731ddaeb92388a1108023baeac290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:25.157921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068369/publication.txt
observed c60d901bcef8ef12a7ab5fa4bfe7c979...
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.