OpenTechnical

OT-2026-000084003

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, sustained 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-2026-000084003) never changes.

Identity and time

Publication numberOT-2026-000084003 · never reused
Internal UUID01a0ae98-5b5d-701b-95d4-170ad672484f · 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-2026-000084003
StatusPUBLIC

Content hashes

Canonical textc40e7e1b6cec6a677cd3f937c608607e66004e65d7550338867f96bc8d787baf
Markdown5cc834187fa43a6af4f92f4ee42029a6bd154d38105735bfdedbc1dc58a8b0f1
PDF
Publication page73ec835204ba88ce36266ac80b49693afcaff7ae9a3c6e4d74926181ba318fcc
Manifest06353f123252e8ee4ac12c37450d5ca7dcbd3f25c5bad15324fd793482ba4a28

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
Signature7AUS5Erj5gTHywm1KS+NEzYWGUPiFnPkFS8sKjQhPbBeKFlodWKZkGgma2xOB4suH33hSua3FctWhI8+qorbAQ==
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

2026-09-17T09:55:43.185926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084003
observed 73ec835204ba88ce36266ac80b49693a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.168693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084003/manifest.json
observed 06353f123252e8ee4ac12c37450d5ca7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.152765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084003/publication.md
observed 5cc834187fa43a6af4f92f4ee42029a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.136575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084003/publication.txt
observed c40e7e1b6cec6a677cd3f937c608607e...
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.