OpenTechnical

OT-2026-000005511

Publication integrity record

Bellows cup vacuum gripper, per zone isolation, two stage ejector, contact triggered on the face

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-2026-000005511) never changes.

Identity and time

Publication numberOT-2026-000005511 · never reused
Internal UUID01a0a93b-701f-7eba-9479-e09d68175777 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:00:39.970678Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005511
StatusPUBLIC

Content hashes

Canonical textf0067b2e4e98e2ec4aab4bc8c2e1233b110aee8b3650bfb88e538d682c85dd06
Markdown4031b53e59a785984a8801dc67d09a7c6403717c84f08692f041bfdb5dc9f8a2
PDF
Publication page3087019f790c864350956b77ee9ead585f6ff808475c6e2a45d21517db6dd109
Manifest85b9804cd243a9bfd216b06a438ceb40481057b803a3814430df0cdf922d8bee

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
Signatureh7+KvjQtrTal5Xh1INfZJJgEebFZlS7aLqVt9bK+IdTCu1ITLFsh9VbGt0uZtFZ4HZR0Ze5htHFsVfoSg1IKAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:32.131676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005511
observed 3087019f790c864350956b77ee9ead58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:31.992962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005511/manifest.json
observed 85b9804cd243a9bfd216b06a438ceb40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:31.979100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005511/publication.md
observed 4031b53e59a785984a8801dc67d09a7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:31.965746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005511/publication.txt
observed f0067b2e4e98e2ec4aab4bc8c2e1233b...
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.