OpenTechnical

OT-2026-000050083

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000050083) never changes.

Identity and time

Publication numberOT-2026-000050083 · never reused
Internal UUID01a0ae81-fd79-7ce0-a456-6391073d961b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050083
StatusPUBLIC

Content hashes

Canonical textf2f844035181b02dfe07ee98345f55f594ac793e13f17255a1844d72a5dca3e8
Markdown0a956bcaa71dcdb3136afc4cf85224ea2a0a000db0a40510294de2427dbf5de0
PDF
Publication pagef6ff1d7c5484bdc8c5f95ef1a7c33de197c8300e9b54aedf346671ba962c421e
Manifest3fb2e77d20b42283c8550215bc5649d3e3f381eee5220c20bf962224a0047147

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
SignaturezPKPksuNajrTN1+YOyCA1UwiLlgx+C1KsvuP8S7Y9Cxu0mYFhP5yVa6W8Fr5ABWHGB6UP4ASNBIK5FxjEAGhAw==
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

2026-09-17T11:02:04.697528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050083
observed f6ff1d7c5484bdc8c5f95ef1a7c33de1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.679870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050083/manifest.json
observed 3fb2e77d20b42283c8550215bc5649d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.662995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050083/publication.md
observed 0a956bcaa71dcdb3136afc4cf85224ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:04.645768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050083/publication.txt
observed f2f844035181b02dfe07ee98345f55f5...
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.