OpenTechnical

OT-2026-000046271

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046271) never changes.

Identity and time

Publication numberOT-2026-000046271 · never reused
Internal UUID01a0ae7e-57ca-74f2-a603-3e80a9f1a262 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046271
StatusPUBLIC

Content hashes

Canonical textb8975d3da4e50ae435b3683f1a01c76a6d70049d30c35b2e59b20d7ef5c57f43
Markdown3365b62465ec176f6eef460d503efce10bc6d49c105c9f83cfa85f19517c4eea
PDF
Publication pagec0a60e7c5ae15d23094334289c95ad20cf4580bf3eeba88cae114f9b24f3b063
Manifestc005a8517aabbac6394128ecb1082878d43239dc5c5ed2efd48e559853ec1da8

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
SignatureuZHAE605/b95HfH8dYebIgttS07N4ehijQIxZQ5vxbr2pJkflGzgbvb6maJRn0h1CiIHS6bMEfYqMTX4yiUwDA==
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

2026-09-17T11:08:08.198386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046271
observed c0a60e7c5ae15d23094334289c95ad20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.181674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046271/manifest.json
observed c005a8517aabbac6394128ecb1082878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.163028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046271/publication.md
observed 3365b62465ec176f6eef460d503efce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:08.143075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046271/publication.txt
observed b8975d3da4e50ae435b3683f1a01c76a...
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.