OpenTechnical

OT-2026-000040624

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000040624) never changes.

Identity and time

Publication numberOT-2026-000040624 · never reused
Internal UUID01a0ae79-6d0e-75b1-9e67-1221e2daca8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040624
StatusPUBLIC

Content hashes

Canonical text9dd671e880a06712c30008f28f99945906c22bf14dba05fe77ac54c8911c836c
Markdown253e6de5d05f4eefe426f0c3b7c7c2f36938d6a04c7daef1ec3b9612a9bd8d3f
PDF
Publication pagead13c32be438b856463ccd898f5d9d51b4fa2cc46886a4aef86dbe63b61c95d4
Manifesta54483a93d7513ec9e844c6907316364ed7c50ebaf8cf7cea5352e876044a1b7

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
SignaturegW3E5hyXKawK/4Y2zqt0eIof6rNx2aVtUxjaJ3sxrX5iUQSwMn7yclS3rsuoBNPan6d30jMKTXOA1yJBqB+2Aw==
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

2026-09-17T11:17:48.196413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040624
observed ad13c32be438b856463ccd898f5d9d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.179414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040624/manifest.json
observed a54483a93d7513ec9e844c6907316364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.162846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040624/publication.md
observed 253e6de5d05f4eefe426f0c3b7c7c2f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:48.145483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040624/publication.txt
observed 9dd671e880a06712c30008f28f999459...
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.