OpenTechnical

OT-2026-000102787

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102787) never changes.

Identity and time

Publication numberOT-2026-000102787 · never reused
Internal UUID01a0aea4-858c-7067-a4e1-bdbbe1913d26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102787
StatusPUBLIC

Content hashes

Canonical text887620121d47ee89a132c9d452a6c7d24f38caa8c3cf3494aeeb23e6002b52ae
Markdown11ecc0e7452500e90ee20ef5de3a3124146fcd212ffcf90bc94175275851675a
PDF
Publication pageccebb1d9c50469c7a181f74a88435a0e0aabd2e65668db31e2f6e7e3c3f716f7
Manifestda20773af41eab47114bb0b017abbe5d1d598ba7a616ec71cd0cead95121d49b

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
SignatureZXYRj295H43pntFE4bXbXGimpA2R44kDaLDTEoN0qOE6+6QahXvzPRZgY8KG/B77DCJVlydW48X8zuw0U5W/Cg==
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

2026-09-17T09:24:18.940712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102787
observed ccebb1d9c50469c7a181f74a88435a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.921737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102787/manifest.json
observed da20773af41eab47114bb0b017abbe5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.901218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102787/publication.md
observed 11ecc0e7452500e90ee20ef5de3a3124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.881905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102787/publication.txt
observed 887620121d47ee89a132c9d452a6c7d2...
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.