OpenTechnical

OT-2026-000047797

Publication integrity record

Three cup vacuum gripper, three 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-2026-000047797) never changes.

Identity and time

Publication numberOT-2026-000047797 · never reused
Internal UUID01a0ae7f-c420-7596-97e3-820685c59e4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047797
StatusPUBLIC

Content hashes

Canonical textc0aaf773d029d10bd3edbef079f02778f55e7c4d8561d6390a6afb9fa27045d8
Markdownb191aff1d89dba96a6cdbb96c38de298e2211b2e96f9927ee80bc209e345aacc
PDF
Publication page5f0feeabe6cf64666f59029eef65b148681fa8976d5f9c7bd8cca9c06c3881b7
Manifest7b40d43508bf23090f60eea8295e4cf9d242bbd0fd41ee583705153f950cfc06

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
Signaturez2FGmWYoTdq5mGwW/Pdpz/OB2DwPjESL5Q8M5C3cbdQJ7yIegW8NxxfvurR2t+QBAqeWLrmhdUwMPgdhcQZaBg==
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

2026-09-17T11:05:41.804451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047797
observed 5f0feeabe6cf64666f59029eef65b148...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:41.784469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047797/manifest.json
observed 7b40d43508bf23090f60eea8295e4cf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:41.766971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047797/publication.md
observed b191aff1d89dba96a6cdbb96c38de298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:41.749636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047797/publication.txt
observed c0aaf773d029d10bd3edbef079f02778...
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.