OpenTechnical

OT-2026-000060032

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000060032) never changes.

Identity and time

Publication numberOT-2026-000060032 · never reused
Internal UUID01a0ae8a-5a70-7ba9-bcb2-2611e61facf2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060032
StatusPUBLIC

Content hashes

Canonical text9b906470d1ac4036341e58e88efbef2213b21d07ee1c3aa1aabb37edcdb51d9e
Markdownd37992c382ab28a4884fd3c2ce4ca46f139994694a6c7a4f66a1daed87d3d238
PDF
Publication page4545af7f047b928de8dcdb273830bf92a7686bed6e13cab176138963cc31e644
Manifest8dcc049f896570092060668aed43ee19feb8fcaddf9241239615b35d12162e38

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
SignatureRpW6lCiSZf4icAOWXdb5JWlRT2qZE73QbiAGVC9eBvgF8mVxomQE3Vbku8DJ0WLwsFNZ/+f+ZXg6WKKWRez+Cg==
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

2026-09-17T10:43:39.030764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060032
observed 4545af7f047b928de8dcdb273830bf92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.011927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060032/manifest.json
observed 8dcc049f896570092060668aed43ee19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:38.992624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060032/publication.md
observed d37992c382ab28a4884fd3c2ce4ca46f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:38.972679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060032/publication.txt
observed 9b906470d1ac4036341e58e88efbef22...
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.