OpenTechnical

OT-2026-000059073

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000059073) never changes.

Identity and time

Publication numberOT-2026-000059073 · never reused
Internal UUID01a0ae89-8611-76a9-9ebe-bb6dee5172ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059073
StatusPUBLIC

Content hashes

Canonical texte50eb21ccfb9a624556260c2c1d499c46d2d850afabc8089b080008d768a3620
Markdown52bd2d15558cacb8b28a457f5ad21fe868d025079d2c9f079b3397cbb8f87ceb
PDF
Publication page64b048b5e7fc8048cca026b885a40cede1c58de5b97f781f3c72f5f5ccddefb2
Manifest1b7488451b42bd5b7cf16779035b8c8fe8187751e2965ea6c19056247502a2cf

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
SignatureSkHVaUluk7S/4ohs2hnxC1sXnMRTd45xBgoS0ULH+9ETK0TyZpl5PLMxweNTLbC82RQYfDZdKZWPqs4OMnvIAw==
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

2026-09-17T10:44:53.913002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059073
observed 64b048b5e7fc8048cca026b885a40ced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.894216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059073/manifest.json
observed 1b7488451b42bd5b7cf16779035b8c8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.876138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059073/publication.md
observed 52bd2d15558cacb8b28a457f5ad21fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:53.855457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059073/publication.txt
observed e50eb21ccfb9a624556260c2c1d499c4...
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.