OpenTechnical

OT-2026-000010672

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, vented after 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-2026-000010672) never changes.

Identity and time

Publication numberOT-2026-000010672 · never reused
Internal UUID01a0ae6c-0ee8-7f09-ab9a-a071012bc83a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010672
StatusPUBLIC

Content hashes

Canonical text1fcb8443788b9c0cdac80f36aa73c7700828b10ff97db6d22f6d7993017e59d8
Markdown4ebb4a6adde7ab36f9465dcbccde9c5fe0bff6d33dcbc77e4951e0bef56de0aa
PDF
Publication page2d609c41a8c72afec9edd2874ce5c0eb841bfb0b343cf3f788d0c2a47125b26a
Manifeste584c12197b6877134c51dba9b0224da517f22b588b4ff4e9fdf4783b7fd03e7

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
SignatureG7zkHi/v7jpeP3t39RauxF7ho7Vxm6OXfIXFC57IEr9oCmeaNteQ4xab9+jXZCqg06KyH0trQ+WILhEaHHGbDg==
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

2026-09-17T12:14:52.860497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010672
observed 2d609c41a8c72afec9edd2874ce5c0eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.840038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010672/manifest.json
observed e584c12197b6877134c51dba9b0224da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.820388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010672/publication.md
observed 4ebb4a6adde7ab36f9465dcbccde9c5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:52.799009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010672/publication.txt
observed 1fcb8443788b9c0cdac80f36aa73c770...
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.