OpenTechnical

OT-2026-000008437

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000008437) never changes.

Identity and time

Publication numberOT-2026-000008437 · never reused
Internal UUID01a0ae6a-e46a-7d5a-a90a-4e7ba92e36c4 · 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-2026-000008437
StatusPUBLIC

Content hashes

Canonical text81b45355a4e3053d029e3ef44dd249288737184f447a82caf538d8570c1dea7a
Markdowncc249413610ced9631a578887650fc987f719c8ba14ea4e5eebce59e33f471a9
PDF
Publication page45bfe547eb6ac2e573c90298f21234944a59986f42c443d959fb97e3bcc3192a
Manifestd3ab50d22fcafd90e2d8532a573e486ac51acbf7d92ada81b04561ee178c3aee

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
SignatureGJwzUbvtKU8L+YmKQ9YiajD+2SNjI2nB1Q8TS2VbXKsTxt0DeAHJIGnxj33fKoezcyP8lNVmdbVe0j/jWOTCAg==
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

2026-09-17T12:18:17.949212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008437
observed 45bfe547eb6ac2e573c90298f2123494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.928461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008437/manifest.json
observed d3ab50d22fcafd90e2d8532a573e486a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.904576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008437/publication.md
observed cc249413610ced9631a578887650fc98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:17.878818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008437/publication.txt
observed 81b45355a4e3053d029e3ef44dd24928...
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.