OpenTechnical

OT-2026-000024413

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000024413) never changes.

Identity and time

Publication numberOT-2026-000024413 · never reused
Internal UUID01a0ae70-e8ca-78aa-9147-52c6fce7266f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024413
StatusPUBLIC

Content hashes

Canonical text41e380fb74f66648aed142a503f25bc71d4df0b33ed476421ef1bcceb2d49441
Markdownbfa96dd79b769e9f583e192736b353dd486b966e99eaca2e483d591a7a13a189
PDF
Publication pagec969c3188851676a555555f300391bf58ea750f60ef41f19256bdad279343ae7
Manifestd5e02625a28dda49f3c2dfa331e31d7c74010a5066a59b143f689503b00ce559

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
SignatureakbFdzI2SpzR4XIGyIlDnw5aUM+8yp/0qc9u/QPB+nUaqyWqyuHEVKoDXZtG0pJTiu5g4wbWXPJurhBS2MmUAg==
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

2026-09-17T11:50:17.745724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413
observed c969c3188851676a555555f300391bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.729999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/manifest.json
observed d5e02625a28dda49f3c2dfa331e31d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.709361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/publication.md
observed bfa96dd79b769e9f583e192736b353dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.685411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/publication.txt
observed 41e380fb74f66648aed142a503f25bc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.685288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413
observed c969c3188851676a555555f300391bf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.666940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/manifest.json
observed d5e02625a28dda49f3c2dfa331e31d7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.642839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/publication.md
observed bfa96dd79b769e9f583e192736b353dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:32.623848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024413/publication.txt
observed 41e380fb74f66648aed142a503f25bc7...
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.