OpenTechnical

OT-2026-000010130

Publication integrity record

Foam pad vacuum gripper, two zone face, three stage ejector, 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-2026-000010130) never changes.

Identity and time

Publication numberOT-2026-000010130 · never reused
Internal UUID01a0ae6b-cb7a-7a56-b66a-69feaab2c921 · 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-2026-000010130
StatusPUBLIC

Content hashes

Canonical text1ec497f03c03b73cd709f2ae88902f34e35f90cd2b42d84b8c4f265f8fd4bf0f
Markdowne8aed9a12e3bfd7db316619658584c729b1cbad450d98b4ba0bd272f610da1b0
PDF
Publication pagec73792b9665910d2cacaf73bb4a63936f7f96b969510fb4511db87f0eff7a165
Manifesta6bdb1d5e8c1af65f67909d33fa44192c99fd65e7f362ef5eb3952cbf91e1215

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
SignaturedayhcaM/Ke3zWp6rgrhvX0JLIU9cLT1WQrXAHJk/KbnWqQAAW4dptTtQtCnQpjMdX7oRaRu/wlZYFOGazPU5DA==
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

2026-09-17T12:16:13.589734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010130
observed c73792b9665910d2cacaf73bb4a63936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:13.568886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010130/manifest.json
observed a6bdb1d5e8c1af65f67909d33fa44192...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:13.550428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010130/publication.md
observed e8aed9a12e3bfd7db316619658584c72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:13.530239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010130/publication.txt
observed 1ec497f03c03b73cd709f2ae88902f34...
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.