OpenTechnical

OT-2026-000016310

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000016310) never changes.

Identity and time

Publication numberOT-2026-000016310 · never reused
Internal UUID01a0ae6e-2d12-7146-ab40-213fc4617f50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016310
StatusPUBLIC

Content hashes

Canonical text08fc8146fe3752bee4cded9ef773f5b9f7ca4a829415a83a450e37d57f01b162
Markdown17eb25d7e9db00c16d909036119edc777d700571e10e4243849152b45eba7e5c
PDF
Publication pageffd9f48bad7761752555f543b866bdf95e564e661772f90bacafe86df0d38e41
Manifest6348a2c8afdb889848489d414f0628330a124b0fba15033ed87ee0ca00471396

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
SignatureaPyppya9TN/xT3SaUqyMEhaD1OEzTXU4ww//viWsTbieXinCVeVvuqZBFzK11DFwgAArfxUzw6jygGl7S3QGDw==
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

2026-09-17T12:03:48.503263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016310
observed ffd9f48bad7761752555f543b866bdf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.481546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016310/manifest.json
observed 6348a2c8afdb889848489d414f062833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.462072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016310/publication.md
observed 17eb25d7e9db00c16d909036119edc77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:48.442826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016310/publication.txt
observed 08fc8146fe3752bee4cded9ef773f5b9...
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.