OpenTechnical

OT-2026-000045505

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000045505) never changes.

Identity and time

Publication numberOT-2026-000045505 · never reused
Internal UUID01a0ae7c-f76d-73d0-8bcc-6479f98c3c48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045505
StatusPUBLIC

Content hashes

Canonical textacbdffd51e2a33f745fdbf002a996a497ac71f34fb3b4a237d12bee3ef86a712
Markdowna102628b3761ea8649cc3e930434ede0fa4649cbaa9d8dd01b36463ad87d8c70
PDF
Publication pagef1d3145e4daaf92ddfabd5f7e8e0409a31fa3409be3e83597c3f898a418e73ca
Manifest2fb9e9f4aaa060446d3f423c4000a6d77e4030f4014679b6b6f01970f0bf254a

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
SignatureNbphya/tgHRJOpYyb5kPKy4y1rnoJRiCJuAztazRgXJbNyQtOvoA/YXH+BwlpT1j2bzFWUnNBWC+VuFnTqdiAQ==
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

2026-09-17T11:11:19.489596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045505
observed f1d3145e4daaf92ddfabd5f7e8e0409a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.471959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045505/manifest.json
observed 2fb9e9f4aaa060446d3f423c4000a6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.453301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045505/publication.md
observed a102628b3761ea8649cc3e930434ede0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:19.434651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045505/publication.txt
observed acbdffd51e2a33f745fdbf002a996a49...
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.