OpenTechnical

OT-2026-000044207

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000044207) never changes.

Identity and time

Publication numberOT-2026-000044207 · never reused
Internal UUID01a0ae7b-d67b-72d0-a352-b5def0ce38a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044207
StatusPUBLIC

Content hashes

Canonical textc37ed0b26665ff1407056f5f51d3f9a5a122835cde60ae33318e4a9268f43f36
Markdown75cf1de01cf9d0dbce458c33ec88f0e624a85ec83994f845b6a81d1ff5ffc3f9
PDF
Publication pagec212366f23b1e39beb96fec197aaa74ea3ab281156a79178a5b49305484adfa0
Manifest053f606d894221d3fc20d99109e50b086d5673b6a045729ef6846e4458aadbb9

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
SignatureW05mD7no23W8bLXvslsNQjxFAxrsCwAfh+hq3OMivnjMZzGm04RPJBKRyeUiJdD0KxRPdIOjSuX+96xpW3w+BA==
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

2026-09-17T11:12:45.660212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044207
observed c212366f23b1e39beb96fec197aaa74e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.641586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044207/manifest.json
observed 053f606d894221d3fc20d99109e50b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.621479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044207/publication.md
observed 75cf1de01cf9d0dbce458c33ec88f0e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.601715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044207/publication.txt
observed c37ed0b26665ff1407056f5f51d3f9a5...
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.