OpenTechnical

OT-2026-000019386

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000019386) never changes.

Identity and time

Publication numberOT-2026-000019386 · never reused
Internal UUID01a0ae6e-f393-7ab7-9205-6f3f1fb71415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019386
StatusPUBLIC

Content hashes

Canonical text99c26ca49ad274db9bec22c771f6198c6f0173c1740aece449a108cbf24b92b9
Markdowne1950932e008ece2233cfe01f5268369b630dbb03fb9da5cad18247ccece71a4
PDF
Publication page9e75fb96dfa7a64672ce73bb4fb7ee548a7aeb88c63de7b105c1ffd105689413
Manifest3c6b063322e320f951a814e022ba9937cd024eac15f9b169c627c49d4c915fdd

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
SignatureYbfVofpkQCRcfS2Qj1GCyQ92/M3hLS0tc2rlrekqnW6C7gtT5PyZ1G/V1ke666yt5sdPfxqO5afOFt2GdBQkDw==
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

2026-09-17T11:58:46.225680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019386
observed 9e75fb96dfa7a64672ce73bb4fb7ee54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.207727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019386/manifest.json
observed 3c6b063322e320f951a814e022ba9937...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.187308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019386/publication.md
observed e1950932e008ece2233cfe01f5268369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:46.168103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019386/publication.txt
observed 99c26ca49ad274db9bec22c771f6198c...
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.