OpenTechnical

OT-2026-000104476

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000104476) never changes.

Identity and time

Publication numberOT-2026-000104476 · never reused
Internal UUID01a0aea5-3421-7774-8373-dfdc3fbf2e75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104476
StatusPUBLIC

Content hashes

Canonical text502170ac3cc888dc94187446b8c8798a332d5dd1fb2e6a9ae576881234d00bb7
Markdownafe18b6181b1d9d6ca5682dfc49fedcb21d661323b7653c8ca3f0e978baffd74
PDF
Publication page261b7b76bdd57c667548922a5d7a5034e59e4d2eb246bbb399784a48cf1f8135
Manifest0ae7b59eef00951350ca1950a9eda23036a2d7581fe70134f6ded7b6b542587b

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
SignaturevxP6VHCKlCqgqYOY14RwYXr2e1C7FgelsrxS0+bdzOjounP8rrYKb4hu2kSAJhdsRSaUqVHKwamlZx2uW3tMAg==
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

2026-09-17T09:21:45.733446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104476
observed 261b7b76bdd57c667548922a5d7a5034...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.715069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104476/manifest.json
observed 0ae7b59eef00951350ca1950a9eda230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.695434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104476/publication.md
observed afe18b6181b1d9d6ca5682dfc49fedcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:45.676780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104476/publication.txt
observed 502170ac3cc888dc94187446b8c8798a...
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.