OpenTechnical

OT-2026-000088496

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000088496) never changes.

Identity and time

Publication numberOT-2026-000088496 · never reused
Internal UUID01a0ae9b-5d28-7207-9855-214dd844721d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088496
StatusPUBLIC

Content hashes

Canonical textf28479cc223d80483ed6be9b15245eb7f93897285befb244c1901dfa8e002433
Markdown6dc0c0da840652f91dc9158223d20436df531d97f1c32824b07b644dc5416820
PDF
Publication page76ee30b943a7b151f29ecd1794c7ffa109dfcd0f1fed2563ccb0ce916815f930
Manifest1c88ca4caeafde0294b9acaadf0e67c1dc8eb0df09a1e68ea57d672e9e77c6d8

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
Signatureg+qhJW27YCFSBiYeW9iensxaIfohsQrZe7nX+5MCXzplwXmbWclv54Oa0iJhkutKd81gfC0ZtHW3JKBjZfzJCw==
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

2026-09-17T09:48:53.174052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088496
observed 76ee30b943a7b151f29ecd1794c7ffa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.156990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088496/manifest.json
observed 1c88ca4caeafde0294b9acaadf0e67c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.138618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088496/publication.md
observed 6dc0c0da840652f91dc9158223d20436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:53.120707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088496/publication.txt
observed f28479cc223d80483ed6be9b15245eb7...
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.