OpenTechnical

OT-2026-000017030

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000017030) never changes.

Identity and time

Publication numberOT-2026-000017030 · never reused
Internal UUID01a0ae6e-591b-781d-aea3-00350ed15d27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017030
StatusPUBLIC

Content hashes

Canonical text0135d4876bb9784439e0300aa598d74d81521d20e46d41bac29928d4c8067cfc
Markdown8b430b882e21b71982c9c6a405c0421ca4acbbcfeb6603823e2dd55ccbe01e0b
PDF
Publication page415c04f58b195119cd969f6e3b8cc1ffeade16695d6ffc5b19aa700133dd62e6
Manifest36314cc91e1c53ef21de3028e264410165d3d1650d6fccb7b96b3e84dd9d00a4

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
Signaturepe1yiDZ6TtLu1bPKwbgvIYviexQcI0Cy6OZpdExd+4yEzPGaDXulEKhdb9mfaCNHFBIX03zEA2YdDcfGOH5mAw==
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

2026-09-17T12:03:26.478496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017030
observed 415c04f58b195119cd969f6e3b8cc1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.461244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017030/manifest.json
observed 36314cc91e1c53ef21de3028e2644101...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.445800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017030/publication.md
observed 8b430b882e21b71982c9c6a405c0421c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:26.428306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017030/publication.txt
observed 0135d4876bb9784439e0300aa598d74d...
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.