OpenTechnical

OT-2026-000018262

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000018262) never changes.

Identity and time

Publication numberOT-2026-000018262 · never reused
Internal UUID01a0ae6e-b488-74cf-8a91-1155e4807aeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018262
StatusPUBLIC

Content hashes

Canonical texte19e3cfef02b765a730e218a1a9715fb463e80708d099478a40ec81423d7697d
Markdown97ccb084f0417bf9d4c4d3b658b66ba44409131d7d293e26f3b5fbc53c2616e6
PDF
Publication page1aa0af9cac5fc29a3d5a13e8bb0fd48a8fb7fb7a8b7349bd64781b646b1f9ad3
Manifest3ae0db3acdb4e0e257b09cd268962182fbe3734ffc1ff57ce392478e2b510390

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
Signatureya3Ea3BbxLw0rUh0B2x+8PkzRhnZ/MaY8yBwKwJ/mv8O7Ayu7k4XVo+CM7IK5prXu6565rfOH5Q9RmTVrz+VCQ==
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

2026-09-17T12:00:05.897978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018262
observed 1aa0af9cac5fc29a3d5a13e8bb0fd48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:05.880391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018262/manifest.json
observed 3ae0db3acdb4e0e257b09cd268962182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:05.862305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018262/publication.md
observed 97ccb084f0417bf9d4c4d3b658b66ba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:05.844107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018262/publication.txt
observed e19e3cfef02b765a730e218a1a9715fb...
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.