OpenTechnical

OT-2026-000012585

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000012585) never changes.

Identity and time

Publication numberOT-2026-000012585 · never reused
Internal UUID01a0ae6d-39f7-7f2c-9edf-1d25c42ffacc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012585
StatusPUBLIC

Content hashes

Canonical text519ee0793d3c3bfd48c399431db8a0ed3be84a91ade1c5ee54f1a6b92e72309d
Markdown4fc73db90b2fc3bb68a90f63f74573b76c6c7557607430bd87f38aa49832bdd3
PDF
Publication pageea5675c5fdd140c30ef05668317d0cdc2eff7540b10f08c15fac0fc837516dde
Manifest6649b3f655d5344c90c59e6d18eb72021195d58eecdd9697fc030b2e7905bbc6

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
Signature0b+PbXlQVUp4wV8zNO+xJjP7SvZ7U2O+K+104OvqzSJir4Lekfh/CFYzP4/E/0nMOhisTCXcaXwle2LW4g9UBw==
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

2026-09-17T12:12:08.432094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012585
observed ea5675c5fdd140c30ef05668317d0cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.412812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012585/manifest.json
observed 6649b3f655d5344c90c59e6d18eb7202...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.392998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012585/publication.md
observed 4fc73db90b2fc3bb68a90f63f74573b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:08.374945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012585/publication.txt
observed 519ee0793d3c3bfd48c399431db8a0ed...
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.