OpenTechnical

OT-2026-000035306

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000035306) never changes.

Identity and time

Publication numberOT-2026-000035306 · never reused
Internal UUID01a0ae76-6a1f-7fdf-98e9-18a827dc7a50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035306
StatusPUBLIC

Content hashes

Canonical text1a677d7fc3948f7c4bc6ac4e5430fb239c6a0420c5c247e68df092f92c98f971
Markdown40eb7252f6e82ee8ad5e38c0068c3327bd8370c330e3cb2a6a91edbc28d717a2
PDF
Publication pagec44c315edff1cea5c437589334e6f652af9aa4858c8c947e36d5eef62142d33b
Manifest6dcc250c5b3c73df9a76220b78b4bef4433cce04140bbfdc3fea6b8c7875fc9a

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
Signature1m9l1ktvvR9fTkmxQ5p+677dmXASbq5i3pu2s/RR2kzYnY0L2FDmKAABWpZN4FyTPGEza86msFeGxgS5WrU0CQ==
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

2026-09-17T11:28:27.992399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035306
observed c44c315edff1cea5c437589334e6f652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.975696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035306/manifest.json
observed 6dcc250c5b3c73df9a76220b78b4bef4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.957515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035306/publication.md
observed 40eb7252f6e82ee8ad5e38c0068c3327...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:27.939288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035306/publication.txt
observed 1a677d7fc3948f7c4bc6ac4e5430fb23...
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.