OpenTechnical

OT-2026-000051006

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, vented 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-2026-000051006) never changes.

Identity and time

Publication numberOT-2026-000051006 · never reused
Internal UUID01a0ae82-c7b4-7675-9a6c-594393bec22e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051006
StatusPUBLIC

Content hashes

Canonical textf7b3f4556daa538ee4369cef49408b1872f9f59e2f81c9e0b493bf40f8038cfe
Markdownba2b72bafd4c86488924466170bdcfb33823a3d1b6626ba820cf42896d8ea317
PDF
Publication pagefa3ac1d08c2813dded5936ab817bb253c68e45f16c082ca6d913a6e2d83477f3
Manifestbd9fcce989a2859cf4906ce16d2b2aa880f0cc97e30671c1b1542b1a360ea66e

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
SignatureMdQ+y7gQBerH9ZW2d5UOAdxidxQ8rdg4wmtK7tqxJcTYNHsjDBvVpka8gYI91T9zvUMJAhh1CKgT3/wq64lCAw==
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

2026-09-17T11:00:54.394557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006
observed fa3ac1d08c2813dded5936ab817bb253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.376506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/manifest.json
observed bd9fcce989a2859cf4906ce16d2b2aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.358677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/publication.md
observed ba2b72bafd4c86488924466170bdcfb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.340040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/publication.txt
observed f7b3f4556daa538ee4369cef49408b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.338204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006
observed fa3ac1d08c2813dded5936ab817bb253...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.319414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/manifest.json
observed bd9fcce989a2859cf4906ce16d2b2aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.301203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/publication.md
observed ba2b72bafd4c86488924466170bdcfb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.283922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051006/publication.txt
observed f7b3f4556daa538ee4369cef49408b18...
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.