OpenTechnical

OT-2026-000058422

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000058422) never changes.

Identity and time

Publication numberOT-2026-000058422 · never reused
Internal UUID01a0ae88-f39a-7194-9bdf-eeb29e184c44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058422
StatusPUBLIC

Content hashes

Canonical text3e23cfa029008dff9efb265a3a1919b33e3cacffc361ee6a33a0178f2c69edf2
Markdown8f3ebe1f34471a9d0d28f743a72d860ec515fa00e6e56012e4c13a5957bfc5c4
PDF
Publication page4dc2d937dd781a6dc541a69288515673f66e4a53075102b29f39e9d7851fbc10
Manifest029e39a1306e4dc56eb8559d80e88cdcbbff65b4f7429088dec2c1ca4fda5207

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
SignatureAJtROGb8PubX/NNeV7QwfLDmr3OUBkQzcJsbj3ed8swjvpCXB2xQkqFNqXplJYUTZazcdodywjl0MjZUrmhQBg==
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...

Independent retrieval

2026-09-17T10:46:51.440204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058422
observed 4dc2d937dd781a6dc541a69288515673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.422370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058422/manifest.json
observed 029e39a1306e4dc56eb8559d80e88cdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.406423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058422/publication.md
observed 8f3ebe1f34471a9d0d28f743a72d860e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:51.389710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058422/publication.txt
observed 3e23cfa029008dff9efb265a3a1919b3...
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.