OpenTechnical

OT-2026-000047820

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000047820) never changes.

Identity and time

Publication numberOT-2026-000047820 · never reused
Internal UUID01a0ae7f-c420-7e51-82c0-95e4f75aa490 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047820
StatusPUBLIC

Content hashes

Canonical text61347a5f8dc5c09909cedc02aa6ab613c205f9685a4d9d618cdfbbae9134ab86
Markdown1969b521fd6bd1b11549091c3367484c284438230b1ae894f336b5b80539cc97
PDF
Publication pagee556a4d6a98b8f9ed7e20decc5c8df4ef556d35d08c2c8c578a7c20a7c2524c3
Manifest0addb319ba939030932c427c9e2deb347439a8e8626f914de8bc1e41a99e1ea5

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
SignatureD9jUHofqugEiCHKF/12Nx2Z1TMPVjd7H1ufbyEw06F3Gjbp3VIxoBO4eIIubjPMKn8ZAwQdDcZJhmDupPfncBg==
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

2026-09-17T11:05:43.687816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047820
observed e556a4d6a98b8f9ed7e20decc5c8df4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:43.670796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047820/manifest.json
observed 0addb319ba939030932c427c9e2deb34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:43.652962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047820/publication.md
observed 1969b521fd6bd1b11549091c3367484c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:43.634781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047820/publication.txt
observed 61347a5f8dc5c09909cedc02aa6ab613...
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.