OpenTechnical

OT-2026-000014916

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000014916) never changes.

Identity and time

Publication numberOT-2026-000014916 · never reused
Internal UUID01a0ae6d-d095-74cb-bfa3-64f92e9ae033 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014916
StatusPUBLIC

Content hashes

Canonical text00856a1578bd919a2c4f468778aaf8f87df1ca6f0db487181bdbbb68be119452
Markdown872df7402d50d77bb8ec1b71eb8dee1110fb65e60c1b43c4dc254929f4543f76
PDF
Publication pagef544b8b73b969fa8e24ff7d2b823a5aa1922fa70bac023e631231be51d008e74
Manifeste65a57b66ae621fd5beddf43ce0814b59d72e0af7e8a99b7504bd29019e355d7

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
Signature1f0UjyjoqgOk6M8EGlymRbn5SfbUJiDyJP5S3f/DOhhYbB7h1590ckFn/1h/KOAchLKt/L9hjEwZxryqJgQQCg==
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

2026-09-17T12:06:51.238589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014916
observed f544b8b73b969fa8e24ff7d2b823a5aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.218527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014916/manifest.json
observed e65a57b66ae621fd5beddf43ce0814b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.199405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014916/publication.md
observed 872df7402d50d77bb8ec1b71eb8dee11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.181725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014916/publication.txt
observed 00856a1578bd919a2c4f468778aaf8f8...
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.