OpenTechnical

OT-2026-000009670

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, 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-2026-000009670) never changes.

Identity and time

Publication numberOT-2026-000009670 · never reused
Internal UUID01a0ae6b-7563-7446-9311-19a3005f92e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009670
StatusPUBLIC

Content hashes

Canonical text6bcc39ea299dd881778e15857db3cb1576412c9a2e1f2a707c0fa5c5e29f26f2
Markdownd757e492a804bbc78489c5174756350639f534e1f295243cdf2fe6c3629238df
PDF
Publication page2a73bd51a1cf33e8a7bff38ee8910281f6c7be4035018a1805e762f50650bd7a
Manifest3dcf2ea5bcb707dbc633dda3c369ef7a8b338675da91fc4e802641b07ebed5b2

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
SignatureBMZWNoK4YZgr/nIt3ZkTK0F/bKNSruRlr/9SXgJmsZJz2Z4+AWf3sMAZ9erobDO+r31HakABckTJ2gYRVnJtAQ==
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

2026-09-17T12:17:08.723721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009670
observed 2a73bd51a1cf33e8a7bff38ee8910281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.703663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009670/manifest.json
observed 3dcf2ea5bcb707dbc633dda3c369ef7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.684960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009670/publication.md
observed d757e492a804bbc78489c51747563506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:08.664322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009670/publication.txt
observed 6bcc39ea299dd881778e15857db3cb15...
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.