OpenTechnical

OT-2026-000021497

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000021497) never changes.

Identity and time

Publication numberOT-2026-000021497 · never reused
Internal UUID01a0ae6f-865e-745d-86d9-e3346d1abbbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:39.631048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000021497
StatusPUBLIC

Content hashes

Canonical textf54ff527f8d89c5c0e2a6903cce7deade920fcd29cf96b742888ac4c812c39ec
Markdown7956d9235bade085754d3f6adf8af46d59bff579f36a4d44c7d17047d9c97314
PDF
Publication pagef4f0eb8703d90320bb36e9632bcd8169529915061b1edce9d5b9ff5d3a32e474
Manifest1b9a930e18a4fa3e8985980b3af8cc2d95b629cbc008a5856aecd58a886beb2e

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
SignatureLGLyZpfPqRZe3JzM4sGVQnsHusbxuH59pMd7k+maziCbXB4y8HulyIKb9hyGQJgudswaPsZ1mIcXzTmF3o+fDA==
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

2026-09-17T11:55:24.787518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021497
observed f4f0eb8703d90320bb36e9632bcd8169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:24.768826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021497/manifest.json
observed 1b9a930e18a4fa3e8985980b3af8cc2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:24.749098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021497/publication.md
observed 7956d9235bade085754d3f6adf8af46d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:55:24.713642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000021497/publication.txt
observed f54ff527f8d89c5c0e2a6903cce7dead...
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.