OpenTechnical

OT-2026-000036404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000036404) never changes.

Identity and time

Publication numberOT-2026-000036404 · never reused
Internal UUID01a0ae77-01d1-7110-bfbb-e7278d16d15f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036404
StatusPUBLIC

Content hashes

Canonical text79c5b8229198866190255555756dea44f1ebce6f0b2bdf6f4716a0ef3bc84846
Markdown29b742ce6bca50e1d90902a4d0756f7006dc17f0dd6086eb605737e69e25b8e2
PDF
Publication page4be006d1c255ce00f03db9af81c9938924e6133d2d5537376bcc8ea94b47caa9
Manifest61d515ebdaac5570e7a0bf2d918825f1c086f2a9e7b1f9374e6b874284ed4274

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
Signature48tWLyJa1lJ+cxyMNt8OEcCzv4lRlf0y1ElwDwuL0eYgMqG2MI/xDIa+vVYlXVxdlLg5gO/EvY3567HG1EP/Bw==
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

2026-09-17T11:26:47.458987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036404
observed 4be006d1c255ce00f03db9af81c99389...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.440384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036404/manifest.json
observed 61d515ebdaac5570e7a0bf2d918825f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.422183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036404/publication.md
observed 29b742ce6bca50e1d90902a4d0756f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:47.403849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036404/publication.txt
observed 79c5b8229198866190255555756dea44...
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.