OpenTechnical

OT-2026-000055165

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000055165) never changes.

Identity and time

Publication numberOT-2026-000055165 · never reused
Internal UUID01a0ae86-5e82-7c67-bbcc-1ede33ce94c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055165
StatusPUBLIC

Content hashes

Canonical textd7598c6a22b0220126327e76e5184fe16543fb2e2173af3316ae2e9047de640a
Markdowna527a9648abfc14bbee2d1a405caa53f4b2e0e82b338d9259cc4864a1174a154
PDF
Publication page3e56db0fcbed7be8876d110df4bdc4058b92e18e1d52ad6d408377b17699e9b3
Manifestff1dc05641d7360984040ede4279660eb175a300338a636bb1f8fd3e9409c384

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
SignatureGIX0IRxu9rUx3BffXMabV4mXRXU6SDAE6Fx0C8wRfXt4wgFhLj6sD7QA3mOTGrXdaETn355NKur7WGCoHISvCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:21.112075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055165
observed 3e56db0fcbed7be8876d110df4bdc405...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.091597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055165/manifest.json
observed ff1dc05641d7360984040ede4279660e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.072049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055165/publication.md
observed a527a9648abfc14bbee2d1a405caa53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:21.052377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055165/publication.txt
observed d7598c6a22b0220126327e76e5184fe1...
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.