OpenTechnical

OT-2026-000056319

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000056319) never changes.

Identity and time

Publication numberOT-2026-000056319 · never reused
Internal UUID01a0ae87-4bd1-7280-892e-eb9ca202ff08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056319
StatusPUBLIC

Content hashes

Canonical text4d2b84b78efea5f41f2da17919b3536b01846467c6d8c32a89e212a9a0ef2c28
Markdown43c8575aaf8020ac54528f310ece966cf748242f3f563fdf755011f2ab1043e7
PDF
Publication page6b1e270d6724242ba787409adfb1730c10995b654c8134df8e358332d3bb216d
Manifest06686c9e1f4c5cbb68610b864eaf751b39bc6067f9e8cd1f1e0c11f0e02edd8c

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
SignatureGxtwqbmsGzxH7hn2C9Vs510a9tGdCMr7kbYV8mhgTEncJmDsJbnVcMeyI39hQXgHRI9vOAsdkNkfWk1tB279CQ==
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

2026-09-17T10:50:49.291434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056319
observed 6b1e270d6724242ba787409adfb1730c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.272968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056319/manifest.json
observed 06686c9e1f4c5cbb68610b864eaf751b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.253395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056319/publication.md
observed 43c8575aaf8020ac54528f310ece966c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:49.234967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056319/publication.txt
observed 4d2b84b78efea5f41f2da17919b3536b...
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.