OpenTechnical

OT-2026-000070130

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000070130) never changes.

Identity and time

Publication numberOT-2026-000070130 · never reused
Internal UUID01a0ae91-1862-7724-9dfc-238d01d43b62 · 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-2026-000070130
StatusPUBLIC

Content hashes

Canonical textda4687b684d15b410507e428ec0177c3e4317f9244d8421f4054d51f3a039ed1
Markdown01efbf2c83b8430e80a2a68e7da3ea86b514eeac5793efb663fd9d8fd8a724a5
PDF
Publication pagec0620e0c08d65a02c3b7023291a0ca1e69c737498b1a0c19255d90ab88738733
Manifestf9a953eecf725e467d5c991adc0dcfd7d22460a93f8eaa8e0c6ea33518f8c244

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
SignatureHsqOuj+1tpeEbUTGPCDA3Kxms1niYWh2/EERMggt0T9eagbhWVK0uMdDyTI6LodNeLdW7cMYr2ddrx+C8QPeDg==
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

2026-09-17T10:27:10.313633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070130
observed c0620e0c08d65a02c3b7023291a0ca1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.295616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070130/manifest.json
observed f9a953eecf725e467d5c991adc0dcfd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.274306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070130/publication.md
observed 01efbf2c83b8430e80a2a68e7da3ea86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:10.253886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070130/publication.txt
observed da4687b684d15b410507e428ec0177c3...
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.