OpenTechnical

OT-2026-000018030

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000018030) never changes.

Identity and time

Publication numberOT-2026-000018030 · never reused
Internal UUID01a0ae6e-96fc-7e1f-852f-3020be572452 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018030
StatusPUBLIC

Content hashes

Canonical text0935fce0fe8bf01eaee021b0fc30be03854ea62db4487fc56e10283ff64f0444
Markdownf9b08394fe71e4069c2bb55b5a89e7ad6d7d228f963cd3646c2113ce79e39086
PDF
Publication page6d7f0c2a92a30e3e7003b286502d87a1496acffcca29387a91b09ad6654ffd9e
Manifestd9153d1e7cb7de9b534bfa4617ca263d8d0dcc466cdc2ed1950651183445ce90

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
SignaturejWVO80+Mey9f0X+PwnS/5g+ElBCneTv/MvgDXlXnIpvmn/uCJ3va8h32Txw2f0tF+XTZBZTDtBg/0MfYn4vhBg==
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

2026-09-17T12:02:03.472955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018030
observed 6d7f0c2a92a30e3e7003b286502d87a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.455044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018030/manifest.json
observed d9153d1e7cb7de9b534bfa4617ca263d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.437325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018030/publication.md
observed f9b08394fe71e4069c2bb55b5a89e7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:03.418081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018030/publication.txt
observed 0935fce0fe8bf01eaee021b0fc30be03...
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.