OpenTechnical

OT-2026-000034236

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000034236) never changes.

Identity and time

Publication numberOT-2026-000034236 · never reused
Internal UUID01a0ae75-df0d-783b-b604-22d5279bfdb4 · 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-2026-000034236
StatusPUBLIC

Content hashes

Canonical text610ec322592493d969112284ed498ee20a889278a3e3386c098611f6c816ac68
Markdown9a96b2c91c65383083145ae30d0c2c1493a8596d1522e785aba0d674b7e52155
PDF
Publication page4cd91a2306e34e07077f137123c928d29b30d019e578925464cde0f76089aa5a
Manifest2e4113d66660985efa312b0542ed07b39aebc155497f6847d1bd3025f3c37450

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
Signaturel6mJePEvsWQcuc/Z9+kWmx1Ct3mmjuZxHmJ7o1/W1lUZFzCn3M3Hd4jtH4lY9tzQF4Fu5Wonw/a8YZKy4791BA==
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

2026-09-17T11:30:47.376204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034236
observed 4cd91a2306e34e07077f137123c928d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.358685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034236/manifest.json
observed 2e4113d66660985efa312b0542ed07b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.343644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034236/publication.md
observed 9a96b2c91c65383083145ae30d0c2c14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:47.325753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034236/publication.txt
observed 610ec322592493d969112284ed498ee2...
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.