OpenTechnical

OT-2026-000102929

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000102929) never changes.

Identity and time

Publication numberOT-2026-000102929 · never reused
Internal UUID01a0aea4-be3c-7d39-8f47-8edee750fa2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102929
StatusPUBLIC

Content hashes

Canonical textd5e79fbab9342fe47106f28fb0b74d72e0c85893451b1e6b56834ef0d873e6b7
Markdown9e17ed82a448485117e959392daf545b34e50af772101cb822ced62e471f5d92
PDF
Publication page253d9c558c647bdd3473e283ef405012287d69b2332c6f3a468f5bea2556e23a
Manifest2883fae8102e2aa54da7e5563cec228bc57b686a63f09c94619d84c5716b51ce

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
SignatureGzEKLavC+TUxV/YsR9ajAeOVSwGTZAyyZ1ztQ80Q8OncTz2Ff+kH3ceP2GfMe/2y5sprtUBgiFclk+fIEv+PCQ==
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

2026-09-17T09:23:01.852600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102929
observed 253d9c558c647bdd3473e283ef405012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.833937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102929/manifest.json
observed 2883fae8102e2aa54da7e5563cec228b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.813638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102929/publication.md
observed 9e17ed82a448485117e959392daf545b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:01.793921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102929/publication.txt
observed d5e79fbab9342fe47106f28fb0b74d72...
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.