OpenTechnical

OT-2026-000023240

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000023240) never changes.

Identity and time

Publication numberOT-2026-000023240 · never reused
Internal UUID01a0ae70-7267-74a8-8b97-deb663a0d852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023240
StatusPUBLIC

Content hashes

Canonical texteaa1c13325ffb498610f1dae6af258819bb65eaa8daedf33041f458c4e369f8e
Markdownfb9e9978dcf5bdf918ae8b0fb5f7c5e2f17e09a51bf5737a0b5a568b6921b00b
PDF
Publication paged585b867ecbb48dc1cf9dcf48d4797df92badda0ff7fde97b2a967f3c76c0f07
Manifest3cfed4d81dc2f8b36a6d0bf5318afcee3c3e37dde5a0879beab7e14d5aa7e15f

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
SignatureK8B5mEY4z9MqRwQ780lhCmh7oeRQqkyAHdNstojrruYAWHhTB2mPI5u7vtL8uOOrgtTNQ2+wMYhKIQ1wWev0Bw==
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

2026-09-17T11:51:18.183262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023240
observed d585b867ecbb48dc1cf9dcf48d4797df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.166688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023240/manifest.json
observed 3cfed4d81dc2f8b36a6d0bf5318afcee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.146846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023240/publication.md
observed fb9e9978dcf5bdf918ae8b0fb5f7c5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:18.128034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023240/publication.txt
observed eaa1c13325ffb498610f1dae6af25881...
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.