OpenTechnical

OT-2026-000031091

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000031091) never changes.

Identity and time

Publication numberOT-2026-000031091 · never reused
Internal UUID01a0ae74-3fb8-7e82-9171-829acda96465 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031091
StatusPUBLIC

Content hashes

Canonical text1fdb5c1bf615db312a63e8ea81aa7d52354478486d8768ff19ede8da0a7c5754
Markdown4dbed50cbec3eb13b8f4725d5184f9dc057525caed90aba8193066df3cb6ff43
PDF
Publication pagea03c148a2d6cfb3b4e3ef4ae513f8e13273bf6738a45740945b48d3c59fc38c5
Manifestc37e5cb5024c445ff876278d164de76b7c80395dc25aa4b1500619ec969c6e9e

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
SignatureZmqynCZQksla0OMFUMFi+UrS/CdFnJVRdEffSZdrlKWpRIJYbpjKQe4zWsSfyobFDh2B3pPxEQQq3JpKtIEXDg==
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

2026-09-17T11:40:18.878912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091
observed a03c148a2d6cfb3b4e3ef4ae513f8e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:18.857153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/manifest.json
observed c37e5cb5024c445ff876278d164de76b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:18.839950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/publication.md
observed 4dbed50cbec3eb13b8f4725d5184f9dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:18.821283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/publication.txt
observed 1fdb5c1bf615db312a63e8ea81aa7d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.890410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091
observed a03c148a2d6cfb3b4e3ef4ae513f8e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.873602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/manifest.json
observed c37e5cb5024c445ff876278d164de76b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.856258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/publication.md
observed 4dbed50cbec3eb13b8f4725d5184f9dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:40.839308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031091/publication.txt
observed 1fdb5c1bf615db312a63e8ea81aa7d52...
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.