OpenTechnical

OT-2026-000064395

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000064395) never changes.

Identity and time

Publication numberOT-2026-000064395 · never reused
Internal UUID01a0ae8d-a461-7f95-8b3a-2415af881b56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064395
StatusPUBLIC

Content hashes

Canonical text03e9515104c4700308ca206bbfa4d9296a7ff66985e7ff02f2fb48fa2a49dc77
Markdown7bc32ae6a5d2b5155ac624ad5eb664d7c996f04c79d61f59373bfc730dc08946
PDF
Publication page079722bb5e5b07eb65b2c9fe9154f5994b2aa7cc5cc7e51da87cf43afffc1e4d
Manifest3ff5543163ea159b1db59b3533dc0f8f246001aa8e1b8b5b282dc8ac64f5b6b3

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
SignatureCfrwEJWqiHGbVxWjNbsBdWEyHAPAt1KQ9Mu8xu37e/V4xTz1N6WMH6+Iykxltr+NjEdhW1l+PjKxPz3nPenxCA==
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

2026-09-17T10:36:34.177470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064395
observed 079722bb5e5b07eb65b2c9fe9154f599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.157190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064395/manifest.json
observed 3ff5543163ea159b1db59b3533dc0f8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.139145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064395/publication.md
observed 7bc32ae6a5d2b5155ac624ad5eb664d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:34.119608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064395/publication.txt
observed 03e9515104c4700308ca206bbfa4d929...
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.