OpenTechnical

OT-2026-000069637

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000069637) never changes.

Identity and time

Publication numberOT-2026-000069637 · never reused
Internal UUID01a0ae90-b52c-7204-9fce-692a5ccf6a20 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069637
StatusPUBLIC

Content hashes

Canonical text632689ee7b67f9a60128f6b13084e77958489b96a9bac8805923dd42e320d82b
Markdown03419da2b121bfdc46bb6fe2d8b099f202d37a1010bd9f8b0f5fb0c37dd5ffe5
PDF
Publication pagef73c92a1484e113788ad7aad9dae6f61e382d80945f49085f170a6e5ee8c1a56
Manifest9f7bcca21c6b479e0662ce3c492f331e49e27575168322ac66a7e93edf68a4f0

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
SignaturefI+izVmhx2c/xTWfg0mW7UO9BH5rh3bBM148w7Sq1ij5IuNu+58nVmUSZ+9bHI0QvgqgEXySMkPUstJas6cVAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:28:18.270303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069637
observed f73c92a1484e113788ad7aad9dae6f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:18.251586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069637/manifest.json
observed 9f7bcca21c6b479e0662ce3c492f331e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:18.232658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069637/publication.md
observed 03419da2b121bfdc46bb6fe2d8b099f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:18.214529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069637/publication.txt
observed 632689ee7b67f9a60128f6b13084e779...
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.