OpenTechnical

OT-2026-000041860

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000041860) never changes.

Identity and time

Publication numberOT-2026-000041860 · never reused
Internal UUID01a0ae79-e8a5-7b62-bc25-732e02fbbf85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041860
StatusPUBLIC

Content hashes

Canonical text6941d65c2f3e0038424740f5b49b1e3e4e439d6a7dacb4ddd5ad28221af5922f
Markdown2f43e8a5b581a65598259000af69b08955b090efa29ee6a60730b78e2c37ed3c
PDF
Publication page61dbbd3acd54c5d3dfde36a4ee21b5e266a6513bf6261c4e34df0f5ca30e1c0f
Manifestcb95a7ca7661949bdd765891f2b4dec564c5ca5da68b04cd1e0d0e7409441d79

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
SignatureRb+1cRHxxG5dvDr/wyhY0851Trp1xYEoYMFVdAFjVYY/Tk6JoiT/6WF41UU1iCIO7hnYKdCtAeAW7Pg8JoR8DA==
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

2026-09-17T11:16:43.871516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041860
observed 61dbbd3acd54c5d3dfde36a4ee21b5e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.854904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041860/manifest.json
observed cb95a7ca7661949bdd765891f2b4dec5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.836700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041860/publication.md
observed 2f43e8a5b581a65598259000af69b089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.819523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041860/publication.txt
observed 6941d65c2f3e0038424740f5b49b1e3e...
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.