OpenTechnical

OT-2026-000054264

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000054264) never changes.

Identity and time

Publication numberOT-2026-000054264 · never reused
Internal UUID01a0ae85-b3a9-7a0c-a6a5-0f6d50760231 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054264
StatusPUBLIC

Content hashes

Canonical textfcf2c10f3a4f5d886bb50532dffd1ba261616236298aa028e242fe7fd471c881
Markdown0066640cf4fbcf6eb0273ed85a6050587f8fd0b313ce2bddd4a43afbfdadaa9d
PDF
Publication pagea977818cca47fad6364db0a397d48422d7f08e978f73bdae06c0f6b3b5901ff0
Manifest148759d1229c50bfc702cf01b73fe4d67ba3dde412263e0dd4b0a32d3dd70e4c

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
Signature7Dl3SEr65htWUadutIhuuDDH8ZacPtYOc9i4WLGSxAvjaMzVv7PM7qlwQlJq9tCdlp0BuZ2WGimWW3MgxUi0CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:45.273257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054264
observed a977818cca47fad6364db0a397d48422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.254697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054264/manifest.json
observed 148759d1229c50bfc702cf01b73fe4d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.236074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054264/publication.md
observed 0066640cf4fbcf6eb0273ed85a605058...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.215238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054264/publication.txt
observed fcf2c10f3a4f5d886bb50532dffd1ba2...
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.