OpenTechnical

OT-2026-000032263

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000032263) never changes.

Identity and time

Publication numberOT-2026-000032263 · never reused
Internal UUID01a0ae74-f7a8-7232-adb9-8f3326b7ce1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032263
StatusPUBLIC

Content hashes

Canonical text24fbc581f1d82352acf5024b882cf6d9fec98518ea4618b01efb98f8a62d1823
Markdown0fc6570a16700e6e40d7318fd92df8e783fbaa0402281fb873363976dadd5b17
PDF
Publication page8341386c8f9ec7590fb02b3ad8d6cb4338915e91de8cac847d259f7dcb0b858e
Manifest97a0413885f00db094d116445a3dcac6c37fafe32ff59ee01ffa9a979d073430

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
Signature9cvaxZMolzRBxM0YogZ+Pig09OZK6OF3OnAPwNgP/7phbvXgb1xe2DyWiHiT41DTKbfT5qDZecVqlxLViGTkCg==
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

2026-09-17T11:34:37.442087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032263
observed 8341386c8f9ec7590fb02b3ad8d6cb43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.422346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032263/manifest.json
observed 97a0413885f00db094d116445a3dcac6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.402359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032263/publication.md
observed 0fc6570a16700e6e40d7318fd92df8e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:37.384672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032263/publication.txt
observed 24fbc581f1d82352acf5024b882cf6d9...
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.