OpenTechnical

OT-2026-000012292

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000012292) never changes.

Identity and time

Publication numberOT-2026-000012292 · never reused
Internal UUID01a0ae6d-39f5-7848-9a45-bee2107e9c90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012292
StatusPUBLIC

Content hashes

Canonical text3f12b38b52959bda12ba1d9de10898bbe819e4e010a8679f63066e86e71b3c25
Markdownc54ee5387be206d4fe8bcbbdef243a86098b1f3770b471648f8c2a67d9650ecb
PDF
Publication page52279da7458d154f648ee3e71f762891f4bd082aaabb077529e92ac54f2c20dd
Manifest2fbbe4deeb7c790b32fcef686b0ae7651f0d4931148ea9103947e4c7cefd35ce

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
Signaturev9MpV20t9tX5Bn3gcEoYaX8RRfM3TQEOFo+gpdP7YfycKdn5DhgmnGsMkHUi5sixytvzQbGeM3hGvgBG9pGgDg==
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

2026-09-17T12:11:14.034388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012292
observed 52279da7458d154f648ee3e71f762891...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.015568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012292/manifest.json
observed 2fbbe4deeb7c790b32fcef686b0ae765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.995936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012292/publication.md
observed c54ee5387be206d4fe8bcbbdef243a86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.977572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012292/publication.txt
observed 3f12b38b52959bda12ba1d9de10898bb...
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.