OpenTechnical

OT-2026-000058879

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000058879) never changes.

Identity and time

Publication numberOT-2026-000058879 · never reused
Internal UUID01a0ae89-479f-7053-9af4-7a42abb23361 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058879
StatusPUBLIC

Content hashes

Canonical text9a0bb8f5477a013a82b4e0b618f4ad8fd1b1ba0d81918b138bdfc6d4a8506f03
Markdown404fc0716b9d865b5d10b72b8cc263b3bac572e3e7843ed6d5fafee97d02c5b0
PDF
Publication pageaf2a965c70aaaeb3e723a179d46529864544eacab5968cd8f9dffa4863397035
Manifest64850b516e370522fc171ca3ee5b203004ce5af756691941310a3aa714e26f77

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
SignaturejrC+8a5pTh5IzzDwo0VSOxcSRVNQwJluchXjZHWC5brvSJgkprWXtcet4ostb5hO94bW7OSmZPnNL/ue9t3iBA==
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

2026-09-17T10:46:25.426027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058879
observed af2a965c70aaaeb3e723a179d4652986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.408355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058879/manifest.json
observed 64850b516e370522fc171ca3ee5b2030...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.389566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058879/publication.md
observed 404fc0716b9d865b5d10b72b8cc263b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:25.373432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058879/publication.txt
observed 9a0bb8f5477a013a82b4e0b618f4ad8f...
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.