OpenTechnical

OT-2026-000043794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, sustained 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-2026-000043794) never changes.

Identity and time

Publication numberOT-2026-000043794 · never reused
Internal UUID01a0ae7b-d676-7e1c-aeba-54a22fc7c883 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043794
StatusPUBLIC

Content hashes

Canonical texte8a7dad648488b858ca4f0ae75dda69b79dadc079b96c9b5d32b0ba927a2d6e6
Markdown6dea46e266b3031eb4ac7b2812694fc9ac257965679ec0dd58df85e6ff7decef
PDF
Publication page3dab1574897ec3a49e000e569abdc31d8525c6a805885bf1c64935d7ad7d464c
Manifest672c58621b83b274ff2f8eef9f03c1297b539e24fb6b15d45c08ddd8f8947152

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
SignaturerFhXqozxhK3VcdOBuiqGgcCKV8IUFiVw0hY9nrxQ9PajikXFedX5sRwt2Q9RL9wqCNbnTV3UvKgKpP/X0fSSBw==
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

2026-09-17T11:12:05.614403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043794
observed 3dab1574897ec3a49e000e569abdc31d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.594995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043794/manifest.json
observed 672c58621b83b274ff2f8eef9f03c129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.578152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043794/publication.md
observed 6dea46e266b3031eb4ac7b2812694fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.560308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043794/publication.txt
observed e8a7dad648488b858ca4f0ae75dda69b...
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.