OpenTechnical

OT-2026-000046292

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000046292) never changes.

Identity and time

Publication numberOT-2026-000046292 · never reused
Internal UUID01a0ae7e-57cb-7eb7-a4cb-e6d20271931b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046292
StatusPUBLIC

Content hashes

Canonical text1c053768f386ed3edd883ff2952a382d1b47c63ad08abfcfc88711e402b34f9a
Markdown34b39b86a637b66efed925fe41f34e2ea634a44d6712cbbe294ee16dfaad735d
PDF
Publication page82749c23be2d7436bc4ed3201688064a00957383cdf11a8c93a711e3e80a71de
Manifest7bdfccbbea39637dd6ca170f292c6e7025b50a0dbf8bd4197ffc8aa2a8ee01c9

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
Signature6qijfO4rmuE7a7TssZpOQZwqyuHNtM1UR0CZryOo9iNXjBWV2rjbjyADWG4icLo38x91Q1AGoU/u5Zv2LBjtCA==
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

2026-09-17T11:08:15.580005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046292
observed 82749c23be2d7436bc4ed3201688064a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.557996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046292/manifest.json
observed 7bdfccbbea39637dd6ca170f292c6e70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.538030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046292/publication.md
observed 34b39b86a637b66efed925fe41f34e2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:15.421409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046292/publication.txt
observed 1c053768f386ed3edd883ff2952a382d...
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.