OpenTechnical

OT-2026-000050117

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000050117) never changes.

Identity and time

Publication numberOT-2026-000050117 · never reused
Internal UUID01a0ae81-fd79-7fb0-a6c1-05adb2cfec4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050117
StatusPUBLIC

Content hashes

Canonical text034092effa3d00553a2b2dd3d751e2523edafa51d9182b581e886ecde5d91033
Markdownb893d43aa2e762c7feab3cc3606ee0a9385e7cc6d32b8bf1afc9f43f0a058e0f
PDF
Publication pagef17a8570c7b43f7041978ab61a4608e6c447ced54902acdf96a1fa8d720a97f3
Manifest942242a1956a408a1f1e0a005b35c787324afea8ca347f85ab46a3f0e1304bf6

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
SignatureRNJnAYAHSd6Yd5NrcC/FtiLwG3S1kwg1upPgU2svwuk6JixLYOch/OPi1cxpIEeopjITmjfN/wntk+T6cHjmCQ==
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

2026-09-17T11:02:07.295062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050117
observed f17a8570c7b43f7041978ab61a4608e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.276618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050117/manifest.json
observed 942242a1956a408a1f1e0a005b35c787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.256717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050117/publication.md
observed b893d43aa2e762c7feab3cc3606ee0a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.236619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050117/publication.txt
observed 034092effa3d00553a2b2dd3d751e252...
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.