OpenTechnical

OT-2026-000080599

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, sustained blow-off 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-2026-000080599) never changes.

Identity and time

Publication numberOT-2026-000080599 · never reused
Internal UUID01a0ae96-7e79-7238-a17f-d6826b14c69c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080599
StatusPUBLIC

Content hashes

Canonical textb790bf00bb95d681e968da596aef23fc90ba19e2654734cab640aa65863bb184
Markdown0af42a255e3a053d9beb46e3bc7908641980edd65fbfa920128cb69a18261f4a
PDF
Publication pagef17d111ed27ba2c9175d5005bd51060f9b31c187aa5fbb2e7f218d660bbf6212
Manifestba673b6720dc10aec67cd99136bd635401ac96da85bab56086502ac3780417f1

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
Signature+Tf7SOb+rlzWy83q1nIPx1ZB9u3OIxms9E73vuDkd9KpEjmdAIZjaK7l5hRxkr1nuCmXbJZMuFef1j1BoMXbBw==
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

2026-09-17T10:03:14.107314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080599
observed f17d111ed27ba2c9175d5005bd51060f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.090984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080599/manifest.json
observed ba673b6720dc10aec67cd99136bd6354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.073739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080599/publication.md
observed 0af42a255e3a053d9beb46e3bc790864...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:14.056586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080599/publication.txt
observed b790bf00bb95d681e968da596aef23fc...
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.