OpenTechnical

OT-2026-000093832

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three 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-2026-000093832) never changes.

Identity and time

Publication numberOT-2026-000093832 · never reused
Internal UUID01a0ae9e-508c-7b34-89c6-08f7d6532015 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093832
StatusPUBLIC

Content hashes

Canonical text8eaa7af0b831a6441b3667e5aa245323aab217d940634b4c8f233038d3da8b46
Markdown9ff18f4da776d108ef761a947ab796513e42b1eb94f04054f6e74d88d02cd657
PDF
Publication page267b9c642a91d70d4f75a39496ead68088cfe905405e8698575c167940d19208
Manifestb909df63c93626c05326703c79d72c4113957898667ebb176019abafe577a911

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
Signaturetjhwdww0AXojU8XggM+/w8r4f3HS0xeX3CwT9kQ65ji0NqRZO9qLba+Ff4UFl5ZE0zr629CMn5BayMUg8eGJDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:56.826481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093832
observed 267b9c642a91d70d4f75a39496ead680...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.742376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093832/manifest.json
observed b909df63c93626c05326703c79d72c41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.716665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093832/publication.md
observed 9ff18f4da776d108ef761a947ab79651...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:56.696526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093832/publication.txt
observed 8eaa7af0b831a6441b3667e5aa245323...
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.