OpenTechnical

OT-2026-000022216

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000022216) never changes.

Identity and time

Publication numberOT-2026-000022216 · never reused
Internal UUID01a0ae6f-f4fc-74ca-b956-c6ce4bd566b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022216
StatusPUBLIC

Content hashes

Canonical text0d41a83d2a39833493aee32ee50e878b87cfbfea842a9886f1bcde6523e55139
Markdown8f5d929d43e6f4bc4c74c8178c438f5b1af20852f7efcd4ecd56591a325d4b7c
PDF
Publication page2dfe564e58eff8d66234915eef40d09db65ab40330997ad0039f486857d41d31
Manifest95560ea2f5fa62176ec9473cb7dd3dae3e1255774df768e9e4adab6e2c24ee09

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
SignatureQwfXbgzYP0fYLp6Mkh5wRnXJ1yAijFAsj2SRCDLh4Wv5XO3/4+PKVhxTo1+wYBjALiFucQbkFtLi6jpJBvuBAw==
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

2026-09-17T11:52:54.199468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022216
observed 2dfe564e58eff8d66234915eef40d09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.179966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022216/manifest.json
observed 95560ea2f5fa62176ec9473cb7dd3dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.159171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022216/publication.md
observed 8f5d929d43e6f4bc4c74c8178c438f5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:54.134532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022216/publication.txt
observed 0d41a83d2a39833493aee32ee50e878b...
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.