OpenTechnical

OT-2026-000005609

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, ejector fed, silicone cups, oval form

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-2026-000005609) never changes.

Identity and time

Publication numberOT-2026-000005609 · never reused
Internal UUID01a0a93e-e59f-7760-8f1e-f99e534165a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:04:26.658216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005609
StatusPUBLIC

Content hashes

Canonical texteae0e592d8b5fc5f6df36cbc8a2fec7ed23c0876b326ec878765811abdf6d48f
Markdown4fe69cb6b32bbafdbb7a3c6de0173fbb43c9143a3f26c7c6dc18c122ebe5ca46
PDF
Publication page88e3e51decaa4d1d4f1212393139685063db1d9e698d6e7444ee30fea99757fb
Manifest79db6cba25a36c5d55d1b1073222f43f0a3fd2f8be945027c1da6e50b02d4d6a

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
SignatureqlF4D+BPka0kmSK93/FNUAib8XzN1SdqjQsoW+tFAzguNg1vKs6Jak4FqH6K56YpQ1UKF+j2A6HhgFoSYlc/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:21.172459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005609
observed 88e3e51decaa4d1d4f12123931396850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.159370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005609/manifest.json
observed 79db6cba25a36c5d55d1b1073222f43f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.146012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005609/publication.md
observed 4fe69cb6b32bbafdbb7a3c6de0173fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:21.132140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005609/publication.txt
observed eae0e592d8b5fc5f6df36cbc8a2fec7e...
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.