OpenTechnical

OT-2026-000058048

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000058048) never changes.

Identity and time

Publication numberOT-2026-000058048 · never reused
Internal UUID01a0ae88-6eda-756b-b42f-781c132145d3 · 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-2026-000058048
StatusPUBLIC

Content hashes

Canonical text682933d45497ecc0d893592443013e2f74fd1f81d58c202022ad50995a8b211e
Markdown883e8c97b5a61d754029706eb2b6341684d14c6e42384b3894a8ddec58007ce3
PDF
Publication page9ebbabb2a1a0091cc812055a5827991ad90dc5a79c76525d3d6e3f27f11e2dbf
Manifest6a9e5d7e8567a77f2b4ae7df04007c614af35b68a3b400f25c47eddca647eec1

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
SignatureeOKlcw1Qb6SekXe+bKnjdVKu7z5QdmzWuTJVjIliwCZor/Xuc+gIaXemkhEeBuhDKGR/PH3JnXiqrJIuojOnDA==
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

2026-09-17T10:47:41.832148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058048
observed 9ebbabb2a1a0091cc812055a5827991a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.814144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058048/manifest.json
observed 6a9e5d7e8567a77f2b4ae7df04007c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.795176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058048/publication.md
observed 883e8c97b5a61d754029706eb2b63416...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:41.777425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058048/publication.txt
observed 682933d45497ecc0d893592443013e2f...
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.