OpenTechnical

OT-2026-000060888

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000060888) never changes.

Identity and time

Publication numberOT-2026-000060888 · never reused
Internal UUID01a0ae8b-12f1-70b3-beb2-d9dc50142916 · 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-2026-000060888
StatusPUBLIC

Content hashes

Canonical text8ccd7b1418e01d07d6ef42aa6a52213750d257856ac9d00718fc24031e325837
Markdownb7625395ff99a16ff9c526d5252537fc5968cdb390f115289bb5402199b6a01f
PDF
Publication pageffd02118de87d62063d6e418fa3d587bf2ee4d6d0cf52686b27b525b0bacf9ed
Manifest4c2f261a945999efd932cc7a5e26d106b05be4dc190d7f32fc027fd52d614caa

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
SignatureovSDNX4Ml6M3fQ6AKtTQmT+X7Fk8dB2Xcifa3M2HdT5Ro1YIxQwGMAP2N44CeXSejJkbiF8pYpxIYCohj6SAAQ==
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

2026-09-17T10:41:37.405808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060888
observed ffd02118de87d62063d6e418fa3d587b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.386895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060888/manifest.json
observed 4c2f261a945999efd932cc7a5e26d106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.367118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060888/publication.md
observed b7625395ff99a16ff9c526d5252537fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.347841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060888/publication.txt
observed 8ccd7b1418e01d07d6ef42aa6a522137...
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.