OpenTechnical

OT-2026-000058403

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058403) never changes.

Identity and time

Publication numberOT-2026-000058403 · never reused
Internal UUID01a0ae88-f39a-756e-ad91-92418a43d28a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058403
StatusPUBLIC

Content hashes

Canonical text48856fe61f65d359c410107e81111c00a8a5bd064bce7ea0721867a8bcc0d829
Markdown46436e50b2c799dcd8623f36b0ed25c0401d216debaa558b6964f92780c5aaea
PDF
Publication page5007b81229f2a51715b47dcf8861e1e422ee93b6974c6c14f2e5716cd1e4bbec
Manifest017dca60152e1e59369cab4db4948db18b14a314985c3f8e579a2ceba39a91c1

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
Signatureb1yZWrNOiwSumr8H9na9o/LYlu0NhDU4nkjK3cJXgm8Y5qjhjqKC2bExtS2mo/4WacbYslrn/aYWTFM3GCGeAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:49.994941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058403
observed 5007b81229f2a51715b47dcf8861e1e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.978855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058403/manifest.json
observed 017dca60152e1e59369cab4db4948db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.963312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058403/publication.md
observed 46436e50b2c799dcd8623f36b0ed25c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:49.946829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058403/publication.txt
observed 48856fe61f65d359c410107e81111c00...
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.