OpenTechnical

OT-2026-000058572

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000058572) never changes.

Identity and time

Publication numberOT-2026-000058572 · never reused
Internal UUID01a0ae88-f39c-75fb-adb2-1c071c394906 · 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-2026-000058572
StatusPUBLIC

Content hashes

Canonical text755609b433a58ec543e9c5d1b2347d6894f617c3e0f4687702b7c58a5de9433b
Markdown4d248fb9801b2b8438b8936e3b358e9f32a3628793b0fda7b8a9740288562265
PDF
Publication pagef4abd8f695c65e36c0e1db06d7271719a71d2f5b6e1973b59bfa0849f74b0764
Manifest59276f88629954c9e677869f69e2ad3b0c8d359f35ea1eca8f8af634f45ec1c9

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
SignatureQpxJwR/h5VAntqQnSjZ+/Js8vCnKTCT3fPIN+Z5eWUB7xCzNbet4ZxICG3XmPoiGqQRe89HJmvo+5Avrs0KnAQ==
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

2026-09-17T10:47:03.492210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058572
observed f4abd8f695c65e36c0e1db06d7271719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.473306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058572/manifest.json
observed 59276f88629954c9e677869f69e2ad3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.455882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058572/publication.md
observed 4d248fb9801b2b8438b8936e3b358e9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.439173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058572/publication.txt
observed 755609b433a58ec543e9c5d1b2347d68...
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.