OpenTechnical

OT-2026-000038299

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000038299) never changes.

Identity and time

Publication numberOT-2026-000038299 · never reused
Internal UUID01a0ae78-2d51-7989-9dc3-1f8319dced68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038299
StatusPUBLIC

Content hashes

Canonical text755c349babb72b74063629f3a6685e711679609feeca81021726becacda11509
Markdown7fb3d8d73964287ed6b9b78d7c7d4879220aa49c64c5d751a95f0add50acc782
PDF
Publication page5311a1a582fda8dd1879da935eda60975697a976626bc83179f5292b9581ffd7
Manifestfdd46ae63856d6e36d3a4d7dc6045159e7db3491b3293f48d72eda9623609d6e

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
SignaturejaH/LLCvr/6tcn7+8UYAYBdS5S1IWVqY2TGUmOg4xQQwonQCfxA8wvw2YaWEdSp3Yemmt2OL3wGH8KfwCA4YCA==
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

2026-09-17T11:22:28.199034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038299
observed 5311a1a582fda8dd1879da935eda6097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.181544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038299/manifest.json
observed fdd46ae63856d6e36d3a4d7dc6045159...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.133654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038299/publication.md
observed 7fb3d8d73964287ed6b9b78d7c7d4879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:28.086171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038299/publication.txt
observed 755c349babb72b74063629f3a6685e71...
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.