OpenTechnical

OT-2026-000082261

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, sustained 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-2026-000082261) never changes.

Identity and time

Publication numberOT-2026-000082261 · never reused
Internal UUID01a0ae97-4d94-7fb8-b70f-0299ca2a9a3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082261
StatusPUBLIC

Content hashes

Canonical text9d26b75b9e64a92299f46880e13898f7f4001af6c97db57e0300d84b8ec838cf
Markdown6497cc09e7d1e58abb3137ac4efec1a4b67a9561c5099d34ba33ede79a902451
PDF
Publication page38398cdd114610c33d8192e422602bb425cc72522fe46ac663b461b540446cdc
Manifest706cdc7c864cdcc998507be4ba9d408cad54df9e479d87fb8b13113d2c5eee40

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
SignaturehLjj78Zzg/qqABX6BCB8a1IpguYbO4Z6sPF3n+25KK//ogdbvnyje6yjnggEZdF7tpT2EdZqmC04Rb/1nBuMCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:06.840701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082261
observed 38398cdd114610c33d8192e422602bb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.822051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082261/manifest.json
observed 706cdc7c864cdcc998507be4ba9d408c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.802561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082261/publication.md
observed 6497cc09e7d1e58abb3137ac4efec1a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:06.785199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082261/publication.txt
observed 9d26b75b9e64a92299f46880e13898f7...
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.