OpenTechnical

OT-2026-000061052

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000061052) never changes.

Identity and time

Publication numberOT-2026-000061052 · never reused
Internal UUID01a0ae8b-137d-7847-a322-b0b90d3fff44 · 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-2026-000061052
StatusPUBLIC

Content hashes

Canonical textc76b41dd4f6aed6b806b734a5abf41242d629de50aab77a96da25c3ee9c84e1d
Markdown4994f48e2bb6d74dfcb17731fcaeb03eba28bb9df686f3783ec8a0c35c6e61c6
PDF
Publication page8c10da37858891130a5a32358959cc9abfcdce914e5ed26794851cf154b31329
Manifest922ad194ed4f2390dcb17489a1e9bcfd3b62c66a78bf1170a4421f83bda47c81

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
Signatureaz4UGJveAXW9Gh+8DffLEjUSNoIcH+8Lt1lxaEVDg8xyUNXI6kFi5PAFTFglFEAiIXu8vv6K0UJO5rmlGS4RCA==
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

2026-09-17T10:42:24.416204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061052
observed 8c10da37858891130a5a32358959cc9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.399374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061052/manifest.json
observed 922ad194ed4f2390dcb17489a1e9bcfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.383149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061052/publication.md
observed 4994f48e2bb6d74dfcb17731fcaeb03e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:24.366834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061052/publication.txt
observed c76b41dd4f6aed6b806b734a5abf4124...
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.