OpenTechnical

OT-2026-000015677

Publication integrity record

Six cup vacuum gripper, six 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-2026-000015677) never changes.

Identity and time

Publication numberOT-2026-000015677 · never reused
Internal UUID01a0ae6e-0c4b-7e36-84c2-a9078f40649f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015677
StatusPUBLIC

Content hashes

Canonical text7bc5d1d0be10664c6843a841ba807cbb0e1f3e72af697679ad90d64102dd89d0
Markdown3ab1e6c20282d74f46381a991d6ae933539a3697bc2d0781137625e46ebbd93e
PDF
Publication page3422ce45c63236101558ff4380234f6d807f02d855684224d785ef44f787f8aa
Manifest6293bde0bb8d5cf9356a7fa8bc937097c4704839ef578b068b0ebf87dbc290f8

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
SignatureFxNDXazTlSJzqJW6CmeQCGltYuwesSc4OG52RS7jqS6HeiSrmoopuFFgAw9Pi+9B5S5VW1RNBuI+6drtTnvhDQ==
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

2026-09-17T12:04:56.794155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015677
observed 3422ce45c63236101558ff4380234f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.775345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015677/manifest.json
observed 6293bde0bb8d5cf9356a7fa8bc937097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.757417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015677/publication.md
observed 3ab1e6c20282d74f46381a991d6ae933...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:56.738798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015677/publication.txt
observed 7bc5d1d0be10664c6843a841ba807cbb...
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.