OpenTechnical

OT-2026-000100906

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000100906) never changes.

Identity and time

Publication numberOT-2026-000100906 · never reused
Internal UUID01a0aea3-c376-7399-b715-a4173ac1cca0 · 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-2026-000100906
StatusPUBLIC

Content hashes

Canonical text7a1c1939b9f6868d2359aa613b87d69bb5768de0bc4a1952903baec8a00c4c85
Markdownac7d65c6802073895d447ad27ae17b2d2deff3e5d3f41b869a7a36e3af6dda1e
PDF
Publication pagef233ed0a7d3fa0394dada9ca1327187c91ad53389b58dd1f35f2348317c1b24c
Manifestf9f0a1fc7740425dd11f0452d8ff0cbaca5f6a2b1633928d05c11c6b8b87094d

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
SignatureBBz4+NKnn0uW+d1Bu00S8jRMjcDDEqIMMoxuViXqoEZ3KEiu0aLii+3NEPo+cPGNDOJzSUyAkEcqDMEea2jCCw==
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

2026-09-17T09:26:24.160884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100906
observed f233ed0a7d3fa0394dada9ca1327187c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.142614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100906/manifest.json
observed f9f0a1fc7740425dd11f0452d8ff0cba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.126718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100906/publication.md
observed ac7d65c6802073895d447ad27ae17b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:24.109652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100906/publication.txt
observed 7a1c1939b9f6868d2359aa613b87d69b...
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.