OpenTechnical

OT-2026-000097125

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000097125) never changes.

Identity and time

Publication numberOT-2026-000097125 · never reused
Internal UUID01a0aea1-01c9-7cf5-8e2e-adc7742200ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097125
StatusPUBLIC

Content hashes

Canonical text6ebfc889579372b5ebd11f337f59d6fafc71e4000b7b98600f3cce50aeb03205
Markdown02bb76f459ad75b00d6bc7c949e896364fefdbdd55e680beda01e57ce59fe354
PDF
Publication pageb0bd3fbf0344241d556959e3696d4281a7963ba376c65d1a46a565121390edae
Manifest96bdd188008c6dbe671ff3c6c46c52b688bdc23ae13c0c9550ffc09ecc229210

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
SignatureFnHnwcKbE4629GmN3TAzC9K3Na3MTuWYRebYzib51Yms+GAl4sRk8knx5gdmU5RQ7l5RNTmqkXhg4vqDWoL4Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:53.373988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097125
observed b0bd3fbf0344241d556959e3696d4281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:53.358174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097125/manifest.json
observed 96bdd188008c6dbe671ff3c6c46c52b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:53.341139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097125/publication.md
observed 02bb76f459ad75b00d6bc7c949e89636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:53.192236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097125/publication.txt
observed 6ebfc889579372b5ebd11f337f59d6fa...
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.