OpenTechnical

OT-2026-000059430

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented before 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-2026-000059430) never changes.

Identity and time

Publication numberOT-2026-000059430 · never reused
Internal UUID01a0ae89-8617-74e0-83d3-c79776ef363e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059430
StatusPUBLIC

Content hashes

Canonical textdff54f160abcdfd41ddf3c1e04af11c658cc8d2b429c7b1fd291df8cf9f88fc1
Markdownbd626f992a1efc8080b55f0d3e7ec26db7838e6e47ae58d3ebda6110943f43b7
PDF
Publication page028c38271a19d18585e1e113ad97b674fc00de12908e822513edaf8e89e9ac22
Manifest02c6d88183c197d007e084e89905ad63f36b68602fa8f3b053ed64e793dd01af

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
SignatureNOCAleFlUR0MfUgSIxS+7TVowOnmIMaFiMiv5Fl3sYTWW9mqyvoBLVR6upggzCUQl2GXFhRxQ6ckyBmTvsKXCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:07.256435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059430
observed 028c38271a19d18585e1e113ad97b674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.238177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059430/manifest.json
observed 02c6d88183c197d007e084e89905ad63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.219346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059430/publication.md
observed bd626f992a1efc8080b55f0d3e7ec26d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:07.200485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059430/publication.txt
observed dff54f160abcdfd41ddf3c1e04af11c6...
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.