OpenTechnical

OT-2026-000043742

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off after 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-2026-000043742) never changes.

Identity and time

Publication numberOT-2026-000043742 · never reused
Internal UUID01a0ae7b-d676-7f9a-8ce5-193888350b88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043742
StatusPUBLIC

Content hashes

Canonical text1f00b3a78e00ea34dd100e26d9304143c484b1d5af4f69a53df83ed07f2a75e0
Markdown317817617e05802310d98d1aba582dff4596f49fd2b5de3f88281a119d75c000
PDF
Publication page458353da1319003fbdd7e2f1393d1a1f472a5677603ff7677a5c1b4deb1deb57
Manifest9543a0d1f2a38f154916517d6433397cd1e3336881bdcfac0e31a3ecc009ae7f

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
SignatureWUvC1MRFgFXQec0LHxzWMVNJXCGh5zbeIaY0cZgy00PGzAhOvYi3Q24dxlVRuM3imMzkQWmnm9nVYzmly71LDw==
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

2026-09-17T11:12:01.233424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043742
observed 458353da1319003fbdd7e2f1393d1a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.214775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043742/manifest.json
observed 9543a0d1f2a38f154916517d6433397c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.194686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043742/publication.md
observed 317817617e05802310d98d1aba582dff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.174842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043742/publication.txt
observed 1f00b3a78e00ea34dd100e26d9304143...
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.