OpenTechnical

OT-2026-000038950

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038950) never changes.

Identity and time

Publication numberOT-2026-000038950 · never reused
Internal UUID01a0ae78-76a0-79c6-bd80-68b604b94a1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038950
StatusPUBLIC

Content hashes

Canonical text2735b9be8b09b2d27388faa3931264a0d400463392e3dbcd447ca88747f92510
Markdown4e20af927dc07da8a62edfb069179dee3bc60b9e8eaceb3282706d0a0d5e35f0
PDF
Publication pageeba93ee322d9b7160badd5d05719e05aa27b7e510cc67b756946ef04384f8604
Manifestcb8b8c95ccb2aac6e33e03af70ea2c2d2a78799de0b40d9d9d61408ee8e84238

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
SignatureYmAT7xJaSS0WKFdXh561MH5lJABjBo/RXsGlcpWo0pAQIrfkLtEqiA8US4bdg7f8jft4U9TX+PLjt+RGqxCdBw==
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

2026-09-17T11:22:13.286358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038950
observed eba93ee322d9b7160badd5d05719e05a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.269378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038950/manifest.json
observed cb8b8c95ccb2aac6e33e03af70ea2c2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.251596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038950/publication.md
observed 4e20af927dc07da8a62edfb069179dee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:13.234623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038950/publication.txt
observed 2735b9be8b09b2d27388faa3931264a0...
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.