OpenTechnical

OT-2026-000054409

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000054409) never changes.

Identity and time

Publication numberOT-2026-000054409 · never reused
Internal UUID01a0ae86-1282-7b48-bb3e-7de36f9b6c99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054409
StatusPUBLIC

Content hashes

Canonical text04b206d3c960a0509266784329c225c1b5f301d16352c9d5b098929abb540a25
Markdown8b4bf9809c0194f6c8d62c67794f86bc392e651d1a825dbf7345e82a355401f0
PDF
Publication page9a48ee73c939a0f9851024c364234792535e3fb02a16888625fa19b5182c8863
Manifestee9d9f49b2f36333659eccc0d288a791bf959a84a6ee50620c71e733e6c7a8e5

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
SignaturerWHz3R2MUSNyxFQXuYNLAwOT2ZFih84I7pDsnYx8CwKbwYQvB8AWASPDylaC93hMYFo8urN/2V+0rNqJ6VpwAQ==
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

2026-09-17T10:53:23.370941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054409
observed 9a48ee73c939a0f9851024c364234792...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.354936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054409/manifest.json
observed ee9d9f49b2f36333659eccc0d288a791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.338278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054409/publication.md
observed 8b4bf9809c0194f6c8d62c67794f86bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:23.320124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054409/publication.txt
observed 04b206d3c960a0509266784329c225c1...
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.