OpenTechnical

OT-2026-000033436

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000033436) never changes.

Identity and time

Publication numberOT-2026-000033436 · never reused
Internal UUID01a0ae75-a38d-77b6-b284-843cab392f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033436
StatusPUBLIC

Content hashes

Canonical text601258c32d3bd54b3281b91bf931ca0e6df11900a52c20d5650602b62a8209d4
Markdown1df8ea1bd175f8b06611702c69aada0f0e1f6c2c5960ee5c58d071ddb1f117d7
PDF
Publication pagee7a1151e1828291d320fd3a3d3b25132bc8ba706c26103b6279372158d68213d
Manifest1195054af1e4445b17d17ac38193811ff9ca8efd47221ec88eba32313973ca07

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
Signatureb4s90ahQIlG3loA99dJNG/SMJYkUNHePCxaVtwkK28mVMVNIzTmWVyN4MeSNoXSCqX1buj4P7eWCzg0SFj2hAg==
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

2026-09-17T11:31:15.941172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033436
observed e7a1151e1828291d320fd3a3d3b25132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.922395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033436/manifest.json
observed 1195054af1e4445b17d17ac38193811f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.904810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033436/publication.md
observed 1df8ea1bd175f8b06611702c69aada0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:15.885815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033436/publication.txt
observed 601258c32d3bd54b3281b91bf931ca0e...
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.