OpenTechnical

OT-2026-000034064

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000034064) never changes.

Identity and time

Publication numberOT-2026-000034064 · never reused
Internal UUID01a0ae75-df0c-74a1-b4b6-f592d2a3b801 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034064
StatusPUBLIC

Content hashes

Canonical text02d73d8685a2f196062585264d2ecbdd56e4c0d97c7bfc18240a985f1f40f209
Markdowne34c362c279c18e60fbe41f91ab360b1c7b8cb50a0a7f5ecac8c26622b015b86
PDF
Publication page92ceff53f9f402450e2fe577fcbd9b7f09e55cdceb8538400dbc3e6dc1153239
Manifest0655828bd5e30c399da10df3da929a2683066fd9f98452765c3f0d5a3667efc0

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
SignatureJp+1AUfKRt+OAPAwvWWhz41UjFq8XK1E7qJ2Q1uViBU7BzoNb60u/4deM4qg1G6rfB/xs5b3JP6kDXrCGzkhBQ==
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

2026-09-17T11:30:18.539767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034064
observed 92ceff53f9f402450e2fe577fcbd9b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.521807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034064/manifest.json
observed 0655828bd5e30c399da10df3da929a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.500431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034064/publication.md
observed e34c362c279c18e60fbe41f91ab360b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:18.482464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034064/publication.txt
observed 02d73d8685a2f196062585264d2ecbdd...
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.