OpenTechnical

OT-2026-000095834

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000095834) never changes.

Identity and time

Publication numberOT-2026-000095834 · never reused
Internal UUID01a0ae9f-fac6-7c20-bed7-8216f56f52b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095834
StatusPUBLIC

Content hashes

Canonical text1296c72874a3aa8020793f09154d6bf9aa03ada879edefbef17771a4a6dcd19f
Markdownc089a152d50b57085755f7cec6304beb02a1dd8b646b713121a80a42cf526715
PDF
Publication page528e976f99548deb5eeee7c3c33d3bae486259947e73d8e188981bf6451f52b9
Manifest8a48991794ca50e818e1b9a3ce989b9d5793bffab40057731ec5fac401ad7e91

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
SignatureP176gIzcAAkCgR5oH2l6uT99RCUA3dS0K/WaUjkVZWS+BdX9hAuXqesDywmjarnfVvT5W0O9qcrBA6vimcPrDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:55.058786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095834
observed 528e976f99548deb5eeee7c3c33d3bae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.042104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095834/manifest.json
observed 8a48991794ca50e818e1b9a3ce989b9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.021965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095834/publication.md
observed c089a152d50b57085755f7cec6304beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.004154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095834/publication.txt
observed 1296c72874a3aa8020793f09154d6bf9...
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.