OpenTechnical

OT-2026-000069871

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000069871) never changes.

Identity and time

Publication numberOT-2026-000069871 · never reused
Internal UUID01a0ae91-1860-7aa1-a291-3a225903915b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069871
StatusPUBLIC

Content hashes

Canonical text20d8b16ec6e91083a928966f650434d33c29d552d2da3a1cf4c5ea292fee28bf
Markdownc49f16a92abd3d05e513c2b2bc4c13b3b0e364c45c654ff6b518af890a46cabe
PDF
Publication page34719a707a1bb074c21a0fe2924571dee511a5db1a8054c581823568b6046434
Manifesta8670d81eac4e2fb83c73c4be48c9c51f58624d1a07ba79f15948aedaaedc598

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
SignatureJMWkOZyDuHc7f1h53gT+iWa61lfaVfbdxlCro7D79uPDR6F/+NU9W3AUHTs+I/qcqknnrIOdJQzggCtGgqznBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:42.084299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069871
observed 34719a707a1bb074c21a0fe2924571de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.066597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069871/manifest.json
observed a8670d81eac4e2fb83c73c4be48c9c51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.049600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069871/publication.md
observed c49f16a92abd3d05e513c2b2bc4c13b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:42.032654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069871/publication.txt
observed 20d8b16ec6e91083a928966f650434d3...
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.