OpenTechnical

OT-2026-000092200

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, supply line pressure sensor, sustained 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-2026-000092200) never changes.

Identity and time

Publication numberOT-2026-000092200 · never reused
Internal UUID01a0ae9d-875a-793e-9599-be9b205eb12b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092200
StatusPUBLIC

Content hashes

Canonical text491ebce2c98aa605e968db72b7a40de7a833b0de5585d0f77a637e30fc546973
Markdown0ca3fc81d52edadeb4a0fbd0fcaf469fd943b010834ed87daa6c902b3d8ac8a2
PDF
Publication page212499df397abe440a7b325f385d927c0c61a6618cb07c921fb3d64a59220c83
Manifestd98ed7193c0fad7e6108eef5f9ca8ecd45b6c5f461e9051edef30f3deff880e4

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
SignatureuQhd2tadaj6akoels3BH32JCObxiCmA0Y7FFK4GNFx7cVlPIihqIW/xN0iZKF9maw6pjKXEJj5VaqOS54wrCAA==
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

2026-09-17T09:41:41.104596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092200
observed 212499df397abe440a7b325f385d927c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.086762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092200/manifest.json
observed d98ed7193c0fad7e6108eef5f9ca8ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.070946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092200/publication.md
observed 0ca3fc81d52edadeb4a0fbd0fcaf469f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.055155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092200/publication.txt
observed 491ebce2c98aa605e968db72b7a40de7...
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.