OpenTechnical

OT-2026-000043782

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000043782) never changes.

Identity and time

Publication numberOT-2026-000043782 · never reused
Internal UUID01a0ae7b-d676-7ca1-aaeb-3f3ba244fff2 · 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-2026-000043782
StatusPUBLIC

Content hashes

Canonical text91ebfd2e73d05a21cd2fed4eebe028b25fd061d6e06629aa466d33486da416d1
Markdown0c8b901f0e363fa18dea278977045ac1022efc38cdee6339a78db73eb61dfa98
PDF
Publication page92d63b52bc2268dea9357d13db9b8bef2cfa3929fbd601265f7f3bbc88171c4f
Manifest01251516b764d8cc63bdc87d9ad4eccdb425c1f0c249648711873aa5806c67f9

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
SignaturefEM5zj1Zc0NUufoHraJQRt/ZJ5dgYB/391p0sws+V1W3dlwY6MAF/BzZzP1GSN0i+cAqjQRYltNnooTapIg3Dw==
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

2026-09-17T11:12:04.634119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043782
observed 92d63b52bc2268dea9357d13db9b8bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.614448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043782/manifest.json
observed 01251516b764d8cc63bdc87d9ad4eccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.594430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043782/publication.md
observed 0c8b901f0e363fa18dea278977045ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:04.573542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043782/publication.txt
observed 91ebfd2e73d05a21cd2fed4eebe028b2...
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.