OpenTechnical

OT-2026-000023853

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, sustained 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-2026-000023853) never changes.

Identity and time

Publication numberOT-2026-000023853 · never reused
Internal UUID01a0ae70-aed6-7558-9487-9e39c0c0dd01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023853
StatusPUBLIC

Content hashes

Canonical textc3b3a0012ff2255d65da13c32d0b9d9699c963d9f57ddfe0e9c9105dda61b0ee
Markdown1c4428ca3a96038fe737e45820ff43847e4c9108b2a5e6ce5b67c3fc2f63f4d6
PDF
Publication page45bcd91fd535776d10cd3c7b22d8f8732b0c259352f7e775755647684b75feda
Manifest5cbb74afadf45917d36df21c7d60452d9312ae92f42ed889e7c508420bf920dd

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
SignaturekQLlPBHObfyrWgTo3t5N7+Xs24UmmO00YtX7FpZGDNwymjAzJ22MsS3Mk8OGrHzYs5ATDvKQl7LWNGBhABNbAw==
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

2026-09-17T11:50:21.089688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023853
observed 45bcd91fd535776d10cd3c7b22d8f873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.072111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023853/manifest.json
observed 5cbb74afadf45917d36df21c7d60452d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.054550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023853/publication.md
observed 1c4428ca3a96038fe737e45820ff4384...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:21.038030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023853/publication.txt
observed c3b3a0012ff2255d65da13c32d0b9d96...
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.