OpenTechnical

OT-2026-000061098

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000061098) never changes.

Identity and time

Publication numberOT-2026-000061098 · never reused
Internal UUID01a0ae8b-137e-71e0-b74f-768ced39526b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061098
StatusPUBLIC

Content hashes

Canonical textc8a5ebaf28780e5f78c515a1e1198597c96996d28b36ef26f80db91479964d38
Markdown4e34cf558c525a421eb9c14cba94ce78b7d2174edf249bf3c1ac39664778f6fd
PDF
Publication page58906fbc869dc4028287cb167b9271f78450b6759de1e3472eadf841086d37dc
Manifestb44d4f89ccc69333f3860a4b03e5cbe7702f2f6c500aa5034c99b0776af0cadf

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
Signaturee9QJEz8HI0Objb2FbufSZXviOKRDXYjvMBRYYdWZPu4opnJEZA1WzLkyK2OP8CR2utHZcwCyeFrW/fEtzJCrBQ==
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

2026-09-17T10:42:27.980765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061098
observed 58906fbc869dc4028287cb167b9271f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.963664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061098/manifest.json
observed b44d4f89ccc69333f3860a4b03e5cbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.944731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061098/publication.md
observed 4e34cf558c525a421eb9c14cba94ce78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:27.923591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061098/publication.txt
observed c8a5ebaf28780e5f78c515a1e1198597...
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.