OpenTechnical

OT-2026-000047527

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000047527) never changes.

Identity and time

Publication numberOT-2026-000047527 · never reused
Internal UUID01a0ae7f-3e59-77bf-914c-83054fd3a344 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047527
StatusPUBLIC

Content hashes

Canonical text117c5d2b3f3917e89be2db461fcbf53a64a24c841ed826542a3ab57cc39a4335
Markdownaf616aff8de6b27d4f78bb414ca2fac99cbccd96fd1bf0713c9abe5f9d302527
PDF
Publication pageda3945c308e514a768a29de0463e4c2001e780faf8fb90ed6f7aa6b4a3c6f945
Manifest7aada1fe6ea060d0938a25e24a1c435ab710ccfe361f36dfa8f0d2a5ca244155

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
Signature8ro40nZ84dakHPOnSVefEFyN3wZX7lHgQpKFaGEG0Z1IKvCiskzgFgDAYqTu6PtMGWuVjpGAgCn8YnQ8vAFvAA==
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

2026-09-17T11:06:38.400709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047527
observed da3945c308e514a768a29de0463e4c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.383465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047527/manifest.json
observed 7aada1fe6ea060d0938a25e24a1c435a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.366122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047527/publication.md
observed af616aff8de6b27d4f78bb414ca2fac9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.348394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047527/publication.txt
observed 117c5d2b3f3917e89be2db461fcbf53a...
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.