OpenTechnical

OT-2026-000047777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained 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-2026-000047777) never changes.

Identity and time

Publication numberOT-2026-000047777 · never reused
Internal UUID01a0ae7f-c420-71d1-97c8-a568b53c90b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047777
StatusPUBLIC

Content hashes

Canonical text53a1af7649fb4d1a4c349cd6ab74cd799af206a6c7005763ebdebf09f790991f
Markdown96635a92910e66d5200b79fb8116792f42c37db2400da19d4507d87202c727e2
PDF
Publication page92190d7e9939e54d437396950814a4cf1f4e3f428519d14dab567d32cfb4d0ea
Manifest787856e9a145c3390e2a91cea8d48d1f2baca04d0da7353563055247ad471024

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
Signature5qZElLPYE6M8/T7Yayk9NIlB6IYtTkVf4RfLK6/eR+ATOhs90KXUXgNgz2jFoAGmIinYoni8AeYFWjTERzfvDA==
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

2026-09-17T11:05:40.278951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047777
observed 92190d7e9939e54d437396950814a4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.261387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047777/manifest.json
observed 787856e9a145c3390e2a91cea8d48d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.242480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047777/publication.md
observed 96635a92910e66d5200b79fb8116792f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.224363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047777/publication.txt
observed 53a1af7649fb4d1a4c349cd6ab74cd79...
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.