OpenTechnical

OT-2026-000008663

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000008663) never changes.

Identity and time

Publication numberOT-2026-000008663 · never reused
Internal UUID01a0ae6a-e46b-7fb5-9603-a7a2f7988ce2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008663
StatusPUBLIC

Content hashes

Canonical text19f70dd625d996f43ad4d75aa0ba8f53ba3882b1da4da5726355fe5d5b7dbe50
Markdown7ebe77a3351d35e3253cc1ee2bf2978d57bfbad252af0f257dab6eec725844ef
PDF
Publication pagef85a74943057729517f73c2a0e891060083c78eaba17719263d69f7698f4621f
Manifestefd5ee9210519bb0150eb76a25e6f3f71a488dedce8249e1bae6f46ebba189f5

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
SignaturezzagLgQ9jTC/ouGzqDXrS9Tcz8fxMjxLzgZ2ETNE6Tn1b1iJgrivCqbFVTc/fyi6A1R8AeXmE7+nSKAfKPEgAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:38.583441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008663
observed f85a74943057729517f73c2a0e891060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.564633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008663/manifest.json
observed efd5ee9210519bb0150eb76a25e6f3f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.542112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008663/publication.md
observed 7ebe77a3351d35e3253cc1ee2bf2978d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:38.520583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008663/publication.txt
observed 19f70dd625d996f43ad4d75aa0ba8f53...
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.