OpenTechnical

OT-2026-000008269

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained 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-2026-000008269) never changes.

Identity and time

Publication numberOT-2026-000008269 · never reused
Internal UUID01a0ae6a-908e-78c6-94e0-1f1d17b392ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008269
StatusPUBLIC

Content hashes

Canonical text35a95b39fd89e30fc393afe51b36d24c3eef47ee84825af8cfd056af1e963dfb
Markdown984e2aa612a1e864a6ead5020bd9ac13fded86960ab733ed3078fb8996244f24
PDF
Publication page4d5155c8c91ea39d0963672880aded225aea4dfb763576d94b864c3ac7c4743a
Manifest462320342e7c17c7d6021d96a065b4e7319bca5cb935e1576d47cc59372b4376

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
SignatureuwQWdtPQUGWmq84Ck2cmJ17X+1CytnonDVxImCB1fwrfN1GQYaxx42hNaemmyF4+yeNkavwrxL2kyjHXy7aGDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:42.282295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008269
observed 4d5155c8c91ea39d0963672880aded22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.263699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008269/manifest.json
observed 462320342e7c17c7d6021d96a065b4e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.246509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008269/publication.md
observed 984e2aa612a1e864a6ead5020bd9ac13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:42.224043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008269/publication.txt
observed 35a95b39fd89e30fc393afe51b36d24c...
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.