OpenTechnical

OT-2026-000045527

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000045527) never changes.

Identity and time

Publication numberOT-2026-000045527 · never reused
Internal UUID01a0ae7d-8f01-797e-9d98-f34c68a8ab21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045527
StatusPUBLIC

Content hashes

Canonical text71e2c183c8cab2f50194faf3071d5d2a686d754d3db5825162916b45ebb0d3b7
Markdown63b0f0e2c44cdc6752aba376aa5be6bcdeacf55ea96dc30cf7dea9125c14a50d
PDF
Publication pageef928faf23f3e33ac682cae05fbad7b96611e0bba679dca5d4e19421495e87ac
Manifest59b2a1eb4ec85749c0c865037effd8dd5642857c5cbfadf8d857a8bf933b4371

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
SignatureNqp0NMRYSZIVXdvT2k7DRyu0FVBGtP9glU2tLW3iuPzILWpglmumssyaWWCKnMI4tU+NEnnlJYGxFRNpckIqDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:16.316873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045527
observed ef928faf23f3e33ac682cae05fbad7b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.296611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045527/manifest.json
observed 59b2a1eb4ec85749c0c865037effd8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.276940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045527/publication.md
observed 63b0f0e2c44cdc6752aba376aa5be6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.258777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045527/publication.txt
observed 71e2c183c8cab2f50194faf3071d5d2a...
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.