OpenTechnical

OT-2026-000026194

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, manifold 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-2026-000026194) never changes.

Identity and time

Publication numberOT-2026-000026194 · never reused
Internal UUID01a0ae71-a841-7a17-9081-4329679c491c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026194
StatusPUBLIC

Content hashes

Canonical text957d67f4925242f497cc1c26b89a67794c7b1db939b1f291c458666ac5368b46
Markdownae0acaee2c1dbb571a7671de4eea84e4f8bced2531ac4b0427b1f2921552f9a4
PDF
Publication page200bc566d73d8df5f8506d17d2ca50d5b32823e100a36c653be952e3ddaaabd5
Manifest3f238abaa0db59a2d73a61ac3570cbbac5ecc90ac58ad5d96e81c9bb515b6d8d

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
SignatureNGTtdJAOywoSbHuwUoaSD1zYqLmB+0186JkhQaMX2pwNbbEAKJI2PCjNmzjHsMz418z4k6fhtz0tM5xiw/aeDQ==
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

2026-09-17T11:46:42.492467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026194
observed 200bc566d73d8df5f8506d17d2ca50d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.476993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026194/manifest.json
observed 3f238abaa0db59a2d73a61ac3570cbba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.459852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026194/publication.md
observed ae0acaee2c1dbb571a7671de4eea84e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:42.442156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026194/publication.txt
observed 957d67f4925242f497cc1c26b89a6779...
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.