OpenTechnical

OT-2026-000041854

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000041854) never changes.

Identity and time

Publication numberOT-2026-000041854 · never reused
Internal UUID01a0ae79-e8a5-75dc-ad20-99318a5ba752 · 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-2026-000041854
StatusPUBLIC

Content hashes

Canonical textdd45325b53a22e0c9aff404687442580fd3e41c84730b7af22ca4c77722bac14
Markdownb1b8678be2ab619624717ca96f9a6ff8c0c4e16354bf00d56fbfcdf2086f6198
PDF
Publication page04bd0c580fcaeaf718beb1e50bca1d9243fc2a128fd673ff42f6e5a49298b3f0
Manifesteaa9b826aca35ed4d372e2a51411068d2a8289438e344c2f2aa58473b7ec0049

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
Signature8nzgLb+Nagm1MZQGkg/yJOJL8OW0kWX1V7YqcMJXUABdHlpWpKy+udoOqVVXslQAFJiXLE+X/dUKAKtGl9LUDw==
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

2026-09-17T11:16:43.442647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041854
observed 04bd0c580fcaeaf718beb1e50bca1d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.426304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041854/manifest.json
observed eaa9b826aca35ed4d372e2a51411068d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.408005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041854/publication.md
observed b1b8678be2ab619624717ca96f9a6ff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:43.392209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041854/publication.txt
observed dd45325b53a22e0c9aff404687442580...
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.