OpenTechnical

OT-2026-000058084

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, sustained 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-2026-000058084) never changes.

Identity and time

Publication numberOT-2026-000058084 · never reused
Internal UUID01a0ae88-6eda-7612-b08a-843814659b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058084
StatusPUBLIC

Content hashes

Canonical texte62bc400f6fd83092de61460c13e7107ce5fae2c10ae2e77b417f4a3ef4dcf35
Markdownb2aa148d2c0deeda7c2c761e017f6c74bcd15e7847e15cc1bddd0d50ae4ba252
PDF
Publication pageb8912751665f1d8adee504944e4212997918383fafed8dc18c2076fb37fa3d59
Manifestb1c12026e304db0b015e3b5e037ee20458102711c14be2e43ed88254ef2f7184

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
SignatureMA8j1wTcKj3KXv9EZwNCUqed+1w4us2eR5sPmk7quGkU5HGVgvDwaWW71eQsMJZkFnWfYr6ztU/M3G7epMVWDw==
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

2026-09-17T10:47:44.682903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058084
observed b8912751665f1d8adee504944e421299...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.665424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058084/manifest.json
observed b1c12026e304db0b015e3b5e037ee204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.646390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058084/publication.md
observed b2aa148d2c0deeda7c2c761e017f6c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:44.628232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058084/publication.txt
observed e62bc400f6fd83092de61460c13e7107...
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.