OpenTechnical

OT-2026-000064163

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, pressure sensor per zone, 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-2026-000064163) never changes.

Identity and time

Publication numberOT-2026-000064163 · never reused
Internal UUID01a0ae8d-a45f-7682-8f2f-972b94050a56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064163
StatusPUBLIC

Content hashes

Canonical text0f7f4160b00ae01548cd05947f8d6ebc23f8d74dbc7a319f639e1cbbcf5389e6
Markdown99d641e4e33c79775878cd1c8d03d51e5bc3aa6e66c0827f5442e2217b26d202
PDF
Publication page4fcc918f6a3dc63d1eb195896380599fb85d5af44847137dfef27354d6bb95e0
Manifestca9633e22afd746a62cb66b552340a2ee5f9b52dc24705389895c97c21d5da7e

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
Signature1zeexe0SaFcRQpsMXzJ+sHszRJnCdjAch5Am4rv6gIzUjMC0sY26D5wnWbodyz09EjsstHkKTApY6HL59C/7BQ==
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

2026-09-17T10:36:10.432280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064163
observed 4fcc918f6a3dc63d1eb195896380599f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.414167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064163/manifest.json
observed ca9633e22afd746a62cb66b552340a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.394951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064163/publication.md
observed 99d641e4e33c79775878cd1c8d03d51e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:10.374084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064163/publication.txt
observed 0f7f4160b00ae01548cd05947f8d6ebc...
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.