OpenTechnical

OT-2026-000049295

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000049295) never changes.

Identity and time

Publication numberOT-2026-000049295 · never reused
Internal UUID01a0ae81-1350-7451-83ea-7a662b58dc6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049295
StatusPUBLIC

Content hashes

Canonical text7eadc6cdef9fc768c73c015bf5815673e8ef1960a0cfaf97ed0a0b19194109d3
Markdown787bacda89c6fd5cb98dce5f713a8886c37d8161dbac937e621e4d9b6ba708f2
PDF
Publication pagee53306f1052c64afc0ce1bca26260e6a61303eaef9dabfd57fa12f17473e0c36
Manifest5b715f1bbc1147dc361eb0cefbe44b77248fc1070ecb877cc7fab408d14ef84b

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
SignatureeSuYGPD6vu+2LrRmVgvZ/DYKHWVY4OH2lb0kLjh57gBBkezwYpZE8JzyLxUn9VxL+e9UvpEH3PgMNKHHPETvBg==
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

2026-09-17T11:04:09.453452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049295
observed e53306f1052c64afc0ce1bca26260e6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.434068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049295/manifest.json
observed 5b715f1bbc1147dc361eb0cefbe44b77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.415320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049295/publication.md
observed 787bacda89c6fd5cb98dce5f713a8886...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:09.395958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049295/publication.txt
observed 7eadc6cdef9fc768c73c015bf5815673...
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.