OpenTechnical

OT-2026-000049137

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000049137) never changes.

Identity and time

Publication numberOT-2026-000049137 · never reused
Internal UUID01a0ae81-134e-7273-aadc-a930b9c12888 · 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-2026-000049137
StatusPUBLIC

Content hashes

Canonical text56e2ccd6f4bd393aa7f2fb0ee47c05af772f4e4e38e2137f5151f90fdb0d9189
Markdownf9c8e953aac126fd6454d7ff458c47dadbce3ae13e981e7962fedc9d1404e6f2
PDF
Publication page8a7124f1896e52cab9fdc628aa4f643dc06b860652eab1a32f37f4cb12b1207e
Manifest76bbce048c0369034807f9231ea1fc21f47e13ac2cff0e9f9e5fbb321b061dd4

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
SignatureTgDMPQmdkhg8Nk1WpsKVa/eh2alPKzNfqBtPhq4pJqRO7JxiJjk/Tp6rRE/6h7Iy5eBeao34KGG5NBy81JWpBQ==
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

2026-09-17T11:03:24.433357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049137
observed 8a7124f1896e52cab9fdc628aa4f643d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.415115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049137/manifest.json
observed 76bbce048c0369034807f9231ea1fc21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.398168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049137/publication.md
observed f9c8e953aac126fd6454d7ff458c47da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:24.381036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049137/publication.txt
observed 56e2ccd6f4bd393aa7f2fb0ee47c05af...
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.