OpenTechnical

OT-2026-000030361

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000030361) never changes.

Identity and time

Publication numberOT-2026-000030361 · never reused
Internal UUID01a0ae73-e501-76bb-93c3-818127792cc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030361
StatusPUBLIC

Content hashes

Canonical textc5895300ff438c4299c50136ef7b9bacd8ba5fd8da6f90cf80509e53c8b7e507
Markdowncc7e90b55414dc90b555b23cf118a7d79d864fabeb2efaf1175ac5390ec2e3f2
PDF
Publication pagee97fbaf1f2a93e893b934915ca11ba916ea1231af92f66578b9f332ebdd705a4
Manifestbe53561e9e258a16b7af84cba54457d1b99ec130ee8ee9f1e966d699b3a34ff2

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
SignatureklHVei+6K4VaA2EhlKREdR3yWO/5gXNeFiTAaM2b+BQInEQjtuCgmuZuSSatcsuDopvLtyXIutGWcHP2v1OdCg==
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

2026-09-17T11:38:04.832269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030361
observed e97fbaf1f2a93e893b934915ca11ba91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:04.813846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030361/manifest.json
observed be53561e9e258a16b7af84cba54457d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:04.794647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030361/publication.md
observed cc7e90b55414dc90b555b23cf118a7d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:04.777010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030361/publication.txt
observed c5895300ff438c4299c50136ef7b9bac...
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.