OpenTechnical

OT-2026-000047494

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000047494) never changes.

Identity and time

Publication numberOT-2026-000047494 · never reused
Internal UUID01a0ae7f-3e58-7dae-9b8d-ec6d64578296 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047494
StatusPUBLIC

Content hashes

Canonical text2a1c35ad5aec5f9637e4ff82cdb04436c5fd9c5bfeff9fd0f7db1a011db2cfab
Markdown42872c85c7c0cf503e5da6e618cd7cdf7c58f02d1251bf423d29fab9373d3864
PDF
Publication pagefb88c0cf7d2dbb6d229580cb679eea9d8e6470180d928e8c5d265fb3742a61cd
Manifestf7c0f4a2827fe691bf142102944abc8597cfb6366e9763c98a205e1a84d8a96c

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
SignatureWriVievyVu/8ws9QwzehyLk53lcdO1QSWhOCrceoRqyfJAfiefs1lhS+dRlHbnco+rgdOU7vVohGs1kGaMQvDQ==
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

2026-09-17T11:06:32.214632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047494
observed fb88c0cf7d2dbb6d229580cb679eea9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.197816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047494/manifest.json
observed f7c0f4a2827fe691bf142102944abc85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.180310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047494/publication.md
observed 42872c85c7c0cf503e5da6e618cd7cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:32.162898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047494/publication.txt
observed 2a1c35ad5aec5f9637e4ff82cdb04436...
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.