OpenTechnical

OT-2026-000045476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed 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-2026-000045476) never changes.

Identity and time

Publication numberOT-2026-000045476 · never reused
Internal UUID01a0ae7c-f76d-781f-8521-9866a10052d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045476
StatusPUBLIC

Content hashes

Canonical text4e5787f4083a3f1be87e92f858f692e53190e57f2e984aed7f216e73a9638f14
Markdownf88575f86ef37ab0f322cd6b9491aadca46b724adf156ba15ca56a2dd29e5003
PDF
Publication page4408c40bfd40195c273e5f6871163cbe676fe4dd35477a23adab74a7e407c6ad
Manifest68b1ca9d34b4be7e79abb13a261366e3c9ac62b77eed809d26c2f4a80287031e

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
Signature0SMf2oZqjQSvjVPmFcFnv5jhMMTzVQ9Dsx0ymKvXLpxd/gruMmHIWpn3+lmI81d94HlmOlXkFyx5vRdBzq6NBg==
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

2026-09-17T11:11:17.250388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045476
observed 4408c40bfd40195c273e5f6871163cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:17.231190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045476/manifest.json
observed 68b1ca9d34b4be7e79abb13a261366e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:17.208242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045476/publication.md
observed f88575f86ef37ab0f322cd6b9491aadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:17.171548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045476/publication.txt
observed 4e5787f4083a3f1be87e92f858f692e5...
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.