OpenTechnical

OT-2026-000045673

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045673) never changes.

Identity and time

Publication numberOT-2026-000045673 · never reused
Internal UUID01a0ae7d-8f03-7da7-8fe2-da25ff1274cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045673
StatusPUBLIC

Content hashes

Canonical text16fc1086cecd3f6a0fedb1c32a56728fbe16db0cee64514cd1c8ecd4f4bd3eee
Markdown03a3c1c5e6256f4788b60f1bf19a56e48393a495ec8a7e500fc9042f93c2d114
PDF
Publication page7bb9801d5252d5e3c388efde62218b281fbbca3da1f2f380b529b767ea872fad
Manifest1e9f873f00ba5b07e7afe37774f0e0c7a2b02b65982c2ac4de3098137f8ec3cd

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
SignaturelRgO5K0Mrms+/mET+Jsg/n6JTr3cvHDpS3SjXATGIE29hcgLJyFsz+CVlTpOi68ghWGLNkyojaztUuM5cyHTAQ==
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

2026-09-17T11:09:28.275542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045673
observed 7bb9801d5252d5e3c388efde62218b28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.254426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045673/manifest.json
observed 1e9f873f00ba5b07e7afe37774f0e0c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.235782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045673/publication.md
observed 03a3c1c5e6256f4788b60f1bf19a56e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:28.216876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045673/publication.txt
observed 16fc1086cecd3f6a0fedb1c32a56728f...
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.