OpenTechnical

OT-2026-000100886

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000100886) never changes.

Identity and time

Publication numberOT-2026-000100886 · never reused
Internal UUID01a0aea3-c376-751f-a86b-3d6193d2b9f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100886
StatusPUBLIC

Content hashes

Canonical textc2e0911210564840fde405b5111f10af0dbd4584b9ed1bf7654fd61a41033b33
Markdown500fbd2f877efd3e73728dfd83b34b7f8e4b03b8c192b79246b77d3887bf5c70
PDF
Publication page5763afa6df8c57c859e4a09854fb486a1512fed95a36c85ac1ffc4d497361fe4
Manifest92943bb08868dd110f748cebf83543d13f696c94441dbd4aa19fee184c10cfdf

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
SignatureTtDlptPfrX1QSElr7wtmZap486aK7wgvd++DefwS+VzsNOtgLUMFlWk9QXkET9epJEZ+4UDLuytDFUckFypfCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:22.608103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100886
observed 5763afa6df8c57c859e4a09854fb486a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.591731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100886/manifest.json
observed 92943bb08868dd110f748cebf83543d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.572881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100886/publication.md
observed 500fbd2f877efd3e73728dfd83b34b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:22.554420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100886/publication.txt
observed c2e0911210564840fde405b5111f10af...
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.