OpenTechnical

OT-2026-000100716

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three 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-2026-000100716) never changes.

Identity and time

Publication numberOT-2026-000100716 · never reused
Internal UUID01a0aea3-66f4-786b-8e0b-a41fed013350 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100716
StatusPUBLIC

Content hashes

Canonical texte0937f5cd477044bbe266066614c711d4a93f0745c77bcff50ee95d00d64e8b8
Markdownb6f247d7e1b16f42bc6c6d3d32ef8cc35626b525e20e1ef4cb2f823b1f7529aa
PDF
Publication pagef24e7ef7c94bf2ee8ff1f1ff8792a86338ea4703a8b800063db8f1594055a9e3
Manifest35e748b141b6559818d054053ae0e82195e77b2025d90393dc0eee1797496c48

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
Signaturehk4yeICj1uYd/V5vQbiF+6+DtFN9YXh3jYrtrNkn0Jbn0d1+vPflpzlnONGUa1VHlh9ALrUyrTjCxQ3wTavtBg==
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

2026-09-17T09:27:32.436017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100716
observed f24e7ef7c94bf2ee8ff1f1ff8792a863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.419223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100716/manifest.json
observed 35e748b141b6559818d054053ae0e821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.402422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100716/publication.md
observed b6f247d7e1b16f42bc6c6d3d32ef8cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:32.384851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100716/publication.txt
observed e0937f5cd477044bbe266066614c711d...
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.