OpenTechnical

OT-2026-000039279

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000039279) never changes.

Identity and time

Publication numberOT-2026-000039279 · never reused
Internal UUID01a0ae78-9674-7e31-9363-46c1bea4daba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039279
StatusPUBLIC

Content hashes

Canonical text5072f76af8ad339d5eac6b474b6d1bee3d02f51917075dac0304f55df1ffe686
Markdown7c7991a61ef75da2edd010bf7bf724cb83fe5ef65a249a38936f9d53c5117b4f
PDF
Publication pagee010072a88619e2ad9ade142a5d4e1a7d33b189ec5cc16ac70592cff99100377
Manifestc073e06403887dd1ad134eb4d6234e4ed66d17a470c1ca81e81e23e6f3e0eb9a

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
Signatureect+3kQGWZVuH5IHGalKFbfOBsiLhh+YG45p3USOGV1FjaQ7pk4l3AdmWYdzWTF51osjxUee6JNXD/ZI2zMcBQ==
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

2026-09-17T11:20:51.003564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039279
observed e010072a88619e2ad9ade142a5d4e1a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.986671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039279/manifest.json
observed c073e06403887dd1ad134eb4d6234e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.968434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039279/publication.md
observed 7c7991a61ef75da2edd010bf7bf724cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:50.948706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039279/publication.txt
observed 5072f76af8ad339d5eac6b474b6d1bee...
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.