OpenTechnical

OT-2026-000056614

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000056614) never changes.

Identity and time

Publication numberOT-2026-000056614 · never reused
Internal UUID01a0ae87-7af5-77ab-beb0-33e5a5ecfd34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056614
StatusPUBLIC

Content hashes

Canonical textef363f2adb8ebe1eec5893b80220e0abf69e74f5233fad3bbb1015c276315a36
Markdownc8037fe230835f36662707c4b29c40d90d97a62dd4a18a47761df5e3d9a86ebe
PDF
Publication page8b669a20eda87d3db7b4168a15bf75f923c9349e2c903f0f4343c931445af794
Manifest54bf288d1d9c58c0afcbf06da2e219899fd6489a46fbc4d5913799229229fb9d

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
SignaturesUNPkDTUV5xMJ8Yvr9yKAwtTNuwt4ncB7B1WIc7E8CJpQe+T/tXCftYlF29iDlGpnR/P7ediIljRyg5clhrQCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:58.076219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056614
observed 8b669a20eda87d3db7b4168a15bf75f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.057168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056614/manifest.json
observed 54bf288d1d9c58c0afcbf06da2e21989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.037880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056614/publication.md
observed c8037fe230835f36662707c4b29c40d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:58.019088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056614/publication.txt
observed ef363f2adb8ebe1eec5893b80220e0ab...
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.