OpenTechnical

OT-2026-000043463

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold 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-2026-000043463) never changes.

Identity and time

Publication numberOT-2026-000043463 · never reused
Internal UUID01a0ae7b-92ce-7f40-9d94-3c28b6b47178 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:49.254972Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043463
StatusPUBLIC

Content hashes

Canonical text5846972a3278e384bdd407936ad6d164d4377fc4c51bf9fd74b7b91bc5460f73
Markdown1e732dd23ce67c8203710119fbe12468000e416ae4b8a0db6cd3c71418c5d454
PDF
Publication page723f0070866b3b805bca33f4d928d522123fc07a9a83c6133803518c724033af
Manifest4b1fc4a836cbd18b6dec0436edf2a9f6d7b0e732838d8edcef0437f127cba36d

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
Signature+NVciBYRXFTXWmb+uYS38i3Xz4C20t5uL0LOAFSUPGh+OBdXq+sFRmIUzN1U0dFhUUovb2fIGQKedgOfu55CAg==
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

2026-09-17T11:12:48.936527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043463
observed 723f0070866b3b805bca33f4d928d522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:48.917076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043463/manifest.json
observed 4b1fc4a836cbd18b6dec0436edf2a9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:48.900743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043463/publication.md
observed 1e732dd23ce67c8203710119fbe12468...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:48.883570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043463/publication.txt
observed 5846972a3278e384bdd407936ad6d164...
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.