OpenTechnical

OT-2026-000009941

Publication integrity record

Three cup vacuum gripper, 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-2026-000009941) never changes.

Identity and time

Publication numberOT-2026-000009941 · never reused
Internal UUID01a0ae6b-cb79-7764-aaf1-2329f9551def · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009941
StatusPUBLIC

Content hashes

Canonical text36047b8c1edfe39208c6c97e66c07e96c9627b2ee3fe4553ed36a557276d2c6c
Markdownfe4f46f76e3a5337d941aade3770d27490ae6f0f74a4a7597cafebabccdf09d3
PDF
Publication page09fdd27bdf7f2bf6b98021bfc8e0d1e8f3ff6a5084245b2eb2ec95de4b79f225
Manifestfcb8b50edb9ca52b0180eedb72c3e28d52a20bebf2b178c28aad86ab2307e5c5

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
Signature/qhklBoIiLMNuj3x12FD524H/9WYwE9gflljJc/IH78jecPUJopl0kSDScPK4U1yvFaWAP2fpSlRRxhRhfu2Cg==
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

2026-09-17T12:15:58.304431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009941
observed 09fdd27bdf7f2bf6b98021bfc8e0d1e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.282994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009941/manifest.json
observed fcb8b50edb9ca52b0180eedb72c3e28d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.263305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009941/publication.md
observed fe4f46f76e3a5337d941aade3770d274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:58.240871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009941/publication.txt
observed 36047b8c1edfe39208c6c97e66c07e96...
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.