OpenTechnical

OT-2026-000027486

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line 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-2026-000027486) never changes.

Identity and time

Publication numberOT-2026-000027486 · never reused
Internal UUID01a0ae72-6998-7d42-9e09-e4651e0fcdbe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027486
StatusPUBLIC

Content hashes

Canonical text7007f49678cb2dda023b6f57b66cc9349096a89fd4f74b97344a7ac8ea60adf4
Markdownf5ea64957b3d541fb122d2c0913446fe5c132b093265324e486656274fef6ae2
PDF
Publication page30d0c032078e45e3aa5e52430028bb87af24486950b577d54fd54a3da6e4ad13
Manifestaf260c9f1176076fb54b7261dec1a52c946bb470436ea43302566423ac5578b3

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
Signatureu95c8OvdLcAkm0ykUoNb8pS5UJlsoNcaWs2Aojb0jUKX4o9FppMOK4LW79mWZrhj6NBf5YhVYXeSJUv+Uv82AA==
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

2026-09-17T11:42:57.092347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027486
observed 30d0c032078e45e3aa5e52430028bb87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.073884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027486/manifest.json
observed af260c9f1176076fb54b7261dec1a52c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.055788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027486/publication.md
observed f5ea64957b3d541fb122d2c0913446fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:57.032121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027486/publication.txt
observed 7007f49678cb2dda023b6f57b66cc934...
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.