OpenTechnical

OT-2026-000045433

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000045433) never changes.

Identity and time

Publication numberOT-2026-000045433 · never reused
Internal UUID01a0ae7c-f76d-7a01-833d-7e38ad874413 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045433
StatusPUBLIC

Content hashes

Canonical text004de647b80305a5aee973fc13aed5609b27df4c9f9c1a1e0a30184a6ef48614
Markdown4d0d3fe0c30766226f6e40e61ec0a4ebbdbcabfb76a8568b78c6ef6e0e650aa3
PDF
Publication page3056b9c61b0241786a2bab9297d73f162b74c38ad786d36b61ce890269982449
Manifestc913194a50bec25d09763d45c9e56f04b06eac705097d0cfb2fdf74a3252f484

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
Signature+Gjire3s9E+Y+fAhiEkuHJ4qo+Ur4CFOnlqLZRaKy2LtDoDq+vIwiAV6Mo4nResVgEUMXPha1zeX5B+JmFstAQ==
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

2026-09-17T11:10:43.780538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045433
observed 3056b9c61b0241786a2bab9297d73f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.761762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045433/manifest.json
observed c913194a50bec25d09763d45c9e56f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.744451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045433/publication.md
observed 4d0d3fe0c30766226f6e40e61ec0a4eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:43.727105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045433/publication.txt
observed 004de647b80305a5aee973fc13aed560...
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.