OpenTechnical

OT-2026-000058272

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, sustained blow-off after 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-2026-000058272) never changes.

Identity and time

Publication numberOT-2026-000058272 · never reused
Internal UUID01a0ae88-f398-7e52-8dc1-44e6ed0e727f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058272
StatusPUBLIC

Content hashes

Canonical text721b8fe2d23c713d90ded7c997dba49c6673252c591a0c34fbc0d41dc1a1dcaa
Markdownaa76b876a3811681f28f56d6e9e7fe5b5af6577bdefc140708d9214c89b9a90e
PDF
Publication page502cb1ed164c60aebff4e52508f8499d76426f36afb3f787dec49b60a20a7507
Manifestc6d7a3f92b95e58e2668360cf8a901d094286d750b2ce50240dcae2f9b6a527c

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
Signature5OK5KY3kYiJ9FD95x5mnlKvlXZqdOrF/Kk3JFzoPbHW8MVAfVQA8pp2lvQygQO6IXJHJQa8AiSz76qOJjeNXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:39.505882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058272
observed 502cb1ed164c60aebff4e52508f8499d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.489098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058272/manifest.json
observed c6d7a3f92b95e58e2668360cf8a901d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.471825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058272/publication.md
observed aa76b876a3811681f28f56d6e9e7fe5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.453036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058272/publication.txt
observed 721b8fe2d23c713d90ded7c997dba49c...
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.