OpenTechnical

OT-2026-000019798

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000019798) never changes.

Identity and time

Publication numberOT-2026-000019798 · never reused
Internal UUID01a0ae6f-1fb5-7e2f-b411-6096d3c6f9ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019798
StatusPUBLIC

Content hashes

Canonical text7993ea327819937eabd9941a16b405421c37d7e356be0af27d68577f6fdc9fc1
Markdown8bfe8299e623b3a6e8e7b51acc9029e4692e770914543f983dce35e40731ddb8
PDF
Publication page297ecfbf9497a9abccb983457994314992fc68480645e9759850b3d8ba34f072
Manifest354cd4401bb3d39fd305dec08e04a57ddbc11ec497fd32bec293ad3e0897755d

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
SignatureiItfqqny0Xu7Z+COTxlNdphBa1KmWh6HTYwMqpoqEZJm42drknIDvo7fYjnS0W3TFOn1KYEYA+JtuB0EtKeMCg==
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

2026-09-17T11:57:59.039554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019798
observed 297ecfbf9497a9abccb9834579943149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:59.022497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019798/manifest.json
observed 354cd4401bb3d39fd305dec08e04a57d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:59.006072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019798/publication.md
observed 8bfe8299e623b3a6e8e7b51acc9029e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:58.988796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019798/publication.txt
observed 7993ea327819937eabd9941a16b40542...
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.