OpenTechnical

OT-2026-000016285

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000016285) never changes.

Identity and time

Publication numberOT-2026-000016285 · never reused
Internal UUID01a0ae6e-2d11-799a-bb8e-533eef03da4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016285
StatusPUBLIC

Content hashes

Canonical text15e3aefdfa0e6b5b9ed926a4c912a1e6299f83217d4248eadb93d361348c2540
Markdown2a21ac2c70eaa3627852c067f5cd532c0b8fa03ff30a91d0d5b35c258f6b84c5
PDF
Publication page1dd15691d9ed28d394c4716ee07ace92ef284a85322340f811b8067179f62b0d
Manifest20eca70382179f7b4785ab193c3851fbd5f2c713b02763468477e8d603bb9b5b

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
Signaturex0qtzzL+/NNKGnYtbyRxPQJ+FQUgnn0C/GXf5f48/GLmwJrKebwz6uyV8WHR1wIVA0Wp2bm2mt4eNlFYNm0LDw==
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

2026-09-17T12:03:46.356569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016285
observed 1dd15691d9ed28d394c4716ee07ace92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.337580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016285/manifest.json
observed 20eca70382179f7b4785ab193c3851fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.319389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016285/publication.md
observed 2a21ac2c70eaa3627852c067f5cd532c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:46.300145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016285/publication.txt
observed 15e3aefdfa0e6b5b9ed926a4c912a1e6...
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.