OpenTechnical

OT-2026-000011880

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two 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-2026-000011880) never changes.

Identity and time

Publication numberOT-2026-000011880 · never reused
Internal UUID01a0ae6d-1942-7bd1-8668-648561a6aac2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011880
StatusPUBLIC

Content hashes

Canonical text9a106376cee9d49c5034230c963eeeca4342e6d238a3374533ee8a23aaac0946
Markdown1c024581a25a64077d4823b28e325cf5d12bc81698e3801a7aa4f5dfd82f946e
PDF
Publication page2a09f83242e1520005f8805740e3cf2371199b3503696a3b4e9d6a409cbd4574
Manifest019f132bb8611c6ac1d308239a2699762cba88d0cede49fe096b7254cd613d0b

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
Signature1fE8AKQ/OvNFFVUlhxBU03w+9UuU4AiZioCGkVOe0Xi3+H8M5CuFxWYUY6LlMJof0eKkfkhHa8i4RF4tuDfMAg==
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

2026-09-17T12:12:37.895860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011880
observed 2a09f83242e1520005f8805740e3cf23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.876909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011880/manifest.json
observed 019f132bb8611c6ac1d308239a269976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.857734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011880/publication.md
observed 1c024581a25a64077d4823b28e325cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:37.840675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011880/publication.txt
observed 9a106376cee9d49c5034230c963eeeca...
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.