OpenTechnical

OT-2026-000048036

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000048036) never changes.

Identity and time

Publication numberOT-2026-000048036 · never reused
Internal UUID01a0ae7f-c423-757e-a830-5845a8737a74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048036
StatusPUBLIC

Content hashes

Canonical text6ec5660cb14f990a0dd2901d7cf77522bb5f0fb66a96a77b4a221ca86a1f8994
Markdownb80f937d58df7d1e0e3e75a3fc5b6beffb5451a1efc101a75dac7c7c64de1dff
PDF
Publication page1793aaa44ec3c2642c8af6c105991c582428f9651f03f7e45ddaee7bccc11131
Manifest6dea2cbbc1fc425a30146d234c008f34177b416114ab777b2ccebf47efa7644c

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
SignaturepqN5dOeotNMUl6OEN64GZFVfzz/dxc44MaSlhohDTBaMP4oWqV9cm5fssNHKDnj8MCiUWK3DQb5TtjwdgTBCCQ==
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

2026-09-17T11:06:02.191313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048036
observed 1793aaa44ec3c2642c8af6c105991c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.172921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048036/manifest.json
observed 6dea2cbbc1fc425a30146d234c008f34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.154166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048036/publication.md
observed b80f937d58df7d1e0e3e75a3fc5b6bef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:02.135566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048036/publication.txt
observed 6ec5660cb14f990a0dd2901d7cf77522...
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.