OpenTechnical

OT-2026-000063317

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000063317) never changes.

Identity and time

Publication numberOT-2026-000063317 · never reused
Internal UUID01a0ae8c-f943-75ea-a835-7a47e32eeb5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063317
StatusPUBLIC

Content hashes

Canonical text56716fa5d98fc9238505dc407d4d84c4d9a9108ef1201ab9adaeaab7418462fc
Markdown7118080cff4e109d44931b9ca945ae22b33f65e6efec1ac95f77e8f67feebdd9
PDF
Publication page2ffc6f677212222543fda034ba2193a4540b5798ee49ba832d53f98402341f73
Manifesta243b7b4abcc1f484ffbf14a91404f891dea42d851208280ea4b8012eb63bed9

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
Signature+B5LVZWoR36sIz05NkMYVO8O9kp1VSJTDMorcgGBkNeDfGIyNLOrFmd7hHbcberhRguPlyoiYY8mZ+OvdWReCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:12.492827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063317
observed 2ffc6f677212222543fda034ba2193a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.475921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063317/manifest.json
observed a243b7b4abcc1f484ffbf14a91404f89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.458789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063317/publication.md
observed 7118080cff4e109d44931b9ca945ae22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:12.439085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063317/publication.txt
observed 56716fa5d98fc9238505dc407d4d84c4...
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.