OpenTechnical

OT-2026-000044600

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, pulsed blow-off after set-down

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-2026-000044600) never changes.

Identity and time

Publication numberOT-2026-000044600 · never reused
Internal UUID01a0ae7c-39d9-7ed7-b69b-686633b39d9e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044600
StatusPUBLIC

Content hashes

Canonical text0db406f447383aaf4854f8607d9e04c53727b445e4c797fb5bee50ec99f7fde7
Markdowne29b9c1adf854f0c2688fec3d5e1c71797d224361f19473a260e2bf6f1086107
PDF
Publication page68b7dd709c301f5c6ee525315562aa4edd00dfe61f557dc3a0489054d11de1cf
Manifesta1dc88ac107cceebada261170d4876c5231f6427765be958fcc7ae714db55888

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
Signaturewxh4Xx6XeNVmzJhzeoTUs5CvQIjrQxQNPGbErPdvi0VBDny+ryjglinf70Qys1LxUr6JIfAx08OE61MTKKF/AA==
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

2026-09-17T11:11:49.671462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044600
observed 68b7dd709c301f5c6ee525315562aa4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.652888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044600/manifest.json
observed a1dc88ac107cceebada261170d4876c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.633702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044600/publication.md
observed e29b9c1adf854f0c2688fec3d5e1c717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:49.612964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044600/publication.txt
observed 0db406f447383aaf4854f8607d9e04c5...
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.