OpenTechnical

OT-2026-000037558

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037558) never changes.

Identity and time

Publication numberOT-2026-000037558 · never reused
Internal UUID01a0ae77-b8ce-76c8-add8-792a4f8a8bed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037558
StatusPUBLIC

Content hashes

Canonical text8cb99a7fdf3155eb1083ca678878c72a14b0f01b5f65d025ce603c64a49b9c7c
Markdowna11a3d26b185a5ae76c9cd06c338d5af0da8e573c753b5e77e0939c85370c83f
PDF
Publication pagedb5cc617ebf268a2dd6ff205f51f8d92829118abc5ad7be577eb4a1a9cc5b76c
Manifestf920935e7c8d0d72a1733bab67b05b16fb6f992d17d0a588785cc09b893dd9a7

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
SignaturenMYATNg+PTC/euDHqUcRO5BRQE/46zW3ULLQQ7kibTIs2UBP0PuPTTmQPFK62qYidoD7YTxD1eOSpMHQXbW6Aw==
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

2026-09-17T11:24:06.123780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037558
observed db5cc617ebf268a2dd6ff205f51f8d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.106022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037558/manifest.json
observed f920935e7c8d0d72a1733bab67b05b16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.085703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037558/publication.md
observed a11a3d26b185a5ae76c9cd06c338d5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:06.069029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037558/publication.txt
observed 8cb99a7fdf3155eb1083ca678878c72a...
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.