OpenTechnical

OT-2026-000084011

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000084011) never changes.

Identity and time

Publication numberOT-2026-000084011 · never reused
Internal UUID01a0ae98-5b5d-7b85-9b1b-e4c07daad90a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084011
StatusPUBLIC

Content hashes

Canonical textb35ae4f48b7c12dc09f2b1ae4b3fb34050369f80e90cd10a736885eca74e805d
Markdown245fb97666fac00f91b44c24df99654e3ecb83eee667934cd34160713cc4fed3
PDF
Publication pagee8d3188627c6dd485d901e19de811bc73b7c01bd0aaf00a639ea53bb069950df
Manifest8e7381a33fb0adaf21999da84607b66e942fcf4b35a70ad7e40381758ab5cee2

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
SignaturepCI2BF9B68GHOPajrzAAg6+1CzJrPiINEr48jaB8grUZpFk8LN1qwfNdIqXP94miLu8nOn7Ikcm4ehkTxlMhAw==
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

2026-09-17T09:55:43.772664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084011
observed e8d3188627c6dd485d901e19de811bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.753206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084011/manifest.json
observed 8e7381a33fb0adaf21999da84607b66e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.734049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084011/publication.md
observed 245fb97666fac00f91b44c24df99654e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.715872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084011/publication.txt
observed b35ae4f48b7c12dc09f2b1ae4b3fb340...
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.