OpenTechnical

OT-2026-000095439

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, sustained 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-2026-000095439) never changes.

Identity and time

Publication numberOT-2026-000095439 · never reused
Internal UUID01a0ae9f-8f73-78c6-93f2-dea276c15bde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095439
StatusPUBLIC

Content hashes

Canonical text1ab6ef79abe2896b476bca8a77860d81e5bb9ee921d60bedd22d0e5ce71ee79b
Markdown88094eebb23466a07d2bb45f443a4abcf50d17f55a1142c7cb91f310e22ed560
PDF
Publication page26f2c27b6b0744dbef0b9c7b73e7fd2fc5ff07117fd69e6ac626692823855ff3
Manifest9f149079845f2d6f1018bfdc78f3821478a3b5631c1446f9b433c56d9afcae0b

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
Signature3g6Z+8M/CI5wdEnoaDt2GBAkj2QUAWS0Ls1jvpOgbb42qprfe2domET7rqixeaC3kbXbRbWR+taJE8tqXBUDCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:48.758583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095439
observed 26f2c27b6b0744dbef0b9c7b73e7fd2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.740368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095439/manifest.json
observed 9f149079845f2d6f1018bfdc78f38214...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.720218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095439/publication.md
observed 88094eebb23466a07d2bb45f443a4abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:48.702952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095439/publication.txt
observed 1ab6ef79abe2896b476bca8a77860d81...
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.