OpenTechnical

OT-2026-000024770

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000024770) never changes.

Identity and time

Publication numberOT-2026-000024770 · never reused
Internal UUID01a0ae71-2726-745b-93e6-efb5b2f626a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024770
StatusPUBLIC

Content hashes

Canonical textf10eaf8b1d4a5e699d184a5fdb93a48aedd96599df3b0fe1f280a3f7684a632b
Markdown4a8d6db97d54680f618c54af5f91b57b6057d0e2007a1cf322c44cba450394d7
PDF
Publication page709af43d75cf84ba72c93de3353e5360fd8593a3c7260d6caeeaf310e4cfcc71
Manifest60175595954142abf9331248d583dfd268a5ca4883a7e8ade85781cbf77ec543

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
SignatureHAmG1KopdUzR1H6aQRLZkYirh0ihUyq1wzRWXoOKrRaoR/RP36sCGnx5e2NNcHYjdVwsTyoVwoK38ZFxsbjrDw==
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

2026-09-17T11:48:02.179873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024770
observed 709af43d75cf84ba72c93de3353e5360...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.163487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024770/manifest.json
observed 60175595954142abf9331248d583dfd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.146309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024770/publication.md
observed 4a8d6db97d54680f618c54af5f91b57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:02.128919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024770/publication.txt
observed f10eaf8b1d4a5e699d184a5fdb93a48a...
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.