OpenTechnical

OT-2026-000033705

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000033705) never changes.

Identity and time

Publication numberOT-2026-000033705 · never reused
Internal UUID01a0ae75-a390-7a42-88ec-8be785023f14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033705
StatusPUBLIC

Content hashes

Canonical text2d526e413de83d3937742ed9d4d2d1e60612e0ab59c0ac7c31ad55c678a08a3c
Markdown619ccd28859f185b1cb8136f2442a6a9d1e933f3fb0e306a63524342348badd3
PDF
Publication page1ff55d77883e18821d6330a45c6d0aee8e2e8ed36e7dcce6456d1a7170932444
Manifest066a3a6de2c0ac7e16f1a8d702575c8b5b16dfe469521c517c8aedb541417708

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
Signaturee8neWbSf0uqxJIxB+7p+IWWtj1XiR3qQ3C6z0I0EBKhm52KdnTcemyhpMV4vyLWf1IKHtKehYZmY6IO2Uv8bDQ==
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

2026-09-17T11:31:42.167184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033705
observed 1ff55d77883e18821d6330a45c6d0aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.149615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033705/manifest.json
observed 066a3a6de2c0ac7e16f1a8d702575c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.131272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033705/publication.md
observed 619ccd28859f185b1cb8136f2442a6a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:42.113600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033705/publication.txt
observed 2d526e413de83d3937742ed9d4d2d1e6...
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.