OpenTechnical

OT-2026-000097086

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000097086) never changes.

Identity and time

Publication numberOT-2026-000097086 · never reused
Internal UUID01a0aea1-01c9-738c-9994-f6c4fee5fcea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097086
StatusPUBLIC

Content hashes

Canonical text27a2c60c72a545555609b3bd3619efb7d83a21daaae0bc75f62486508d80209c
Markdown03aa1e027680fa2e61e7d92fa9afaadc7df3508a88829191eb8342828ceeef81
PDF
Publication page91368330f197369681084af8343f13dc0c5b69bed49ff03691025b1bb49d3609
Manifestbcc9b9384d0dd8004aa143cb88cbabe7804c5cb7355a17d663016f59902a0732

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
Signature+DMt9sT1VQX2CBrafPatGVCZKXjGGVVKww6nk2gFAp7RWHRktMeiBFHsE95RhkLM1RSFU7PecFZQsTejpS7hDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:41.154078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097086
observed 91368330f197369681084af8343f13dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.136025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097086/manifest.json
observed bcc9b9384d0dd8004aa143cb88cbabe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.118780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097086/publication.md
observed 03aa1e027680fa2e61e7d92fa9afaadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:41.101030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097086/publication.txt
observed 27a2c60c72a545555609b3bd3619efb7...
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.