OpenTechnical

OT-2026-000009831

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000009831) never changes.

Identity and time

Publication numberOT-2026-000009831 · never reused
Internal UUID01a0ae6b-cb78-76e5-b78a-922d2809150a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009831
StatusPUBLIC

Content hashes

Canonical text903155101f7d4c07780ae71507bdc42c7e517c3667509c44a19b98d5fdc87163
Markdownaecd1ac3ca62d9b728b62b2e20f9c2d377b10f771da3840678b22a443b5f7f83
PDF
Publication pagee18f3e446fe572fc97d04230bd76cdf3b59df5bdb52e8695427e75712719b9fd
Manifest2cb55cc755fb3dcf1241909b80ce0d89d997152217c9a66b5b51ee338470bf5b

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
Signaturevil7EGhEh1mCqkoary2oECALGqPHd71ShPmhTpbSLot470lNBD3DljhrkV5IzzejZQlfINNuHzPXGKRpwH+FDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:49.376336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009831
observed e18f3e446fe572fc97d04230bd76cdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.356028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009831/manifest.json
observed 2cb55cc755fb3dcf1241909b80ce0d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.336427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009831/publication.md
observed aecd1ac3ca62d9b728b62b2e20f9c2d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:49.317409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009831/publication.txt
observed 903155101f7d4c07780ae71507bdc42c...
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.