OpenTechnical

OT-2026-000101760

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pulsed 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-2026-000101760) never changes.

Identity and time

Publication numberOT-2026-000101760 · never reused
Internal UUID01a0aea4-0e17-718a-8e6e-fd9725a25575 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101760
StatusPUBLIC

Content hashes

Canonical text70bd218b9373181be03a4319df5fd7fb9fc836ddc23fbe677b0bec0576b329a3
Markdown466efd0306720d1ffae1facbd49490ab2f13f4beff4e322af4216fc5030aad86
PDF
Publication pageb1ad1059cfb3eb31788de9d973d7fb47bbb13a7819acc808ede88bbf238ceb56
Manifestee68fc29ed3a9f2f3d23caa708c90d8f8c30ea6c7b66a46e145818b533261a22

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
SignatureqnZqNP0hALb4PTljYiW3SSn08k5602/8kpL8S5CQOu2KGhaXfR6HTIZtUUohmXJGiFsSnjrAeJ83adGtkZ5qAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:15.002371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101760
observed b1ad1059cfb3eb31788de9d973d7fb47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.984088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101760/manifest.json
observed ee68fc29ed3a9f2f3d23caa708c90d8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.965770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101760/publication.md
observed 466efd0306720d1ffae1facbd49490ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:14.939089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101760/publication.txt
observed 70bd218b9373181be03a4319df5fd7fb...
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.