OpenTechnical

OT-2026-000097480

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three 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-2026-000097480) never changes.

Identity and time

Publication numberOT-2026-000097480 · never reused
Internal UUID01a0aea1-55b3-7554-b1d5-f4a0c59086e3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097480
StatusPUBLIC

Content hashes

Canonical text9cb0b67f08d4be8262db5f85008aa34c33ae7989307d78a6b33ac6043ceb0923
Markdowna777207b0d533adfecff0ce1e8ef68039dc751e831b467139201ddd9f0e19549
PDF
Publication page8efcdbd1962babd927b27f96c02a91611a4831ab6f4560cba31d02e63f0c8a56
Manifest504521cd7cd870a9c4fa6d4a4954a5cfab337e5f4434f2bd190dd6be9d30a8e8

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
SignaturecSNQXvcICAr0jCgAOS6YzbQqdXiF9o3jSAhe7DhCagl6m584UMqG7jCMePFfIl8Rp288eZ0cmf7jQ70iiywuDw==
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

2026-09-17T09:33:21.031077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097480
observed 8efcdbd1962babd927b27f96c02a9161...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:21.015214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097480/manifest.json
observed 504521cd7cd870a9c4fa6d4a4954a5cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.999474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097480/publication.md
observed a777207b0d533adfecff0ce1e8ef6803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:20.982308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097480/publication.txt
observed 9cb0b67f08d4be8262db5f85008aa34c...
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.