OpenTechnical

OT-2026-000102385

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pulsed blow-off after set-down

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-2026-000102385) never changes.

Identity and time

Publication numberOT-2026-000102385 · never reused
Internal UUID01a0aea4-8589-7d54-8e7a-70473a94a9c3 · 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-2026-000102385
StatusPUBLIC

Content hashes

Canonical text7aa5fa15b3113d43eb1eee011ecc8c02c5ff5bcf417553c9ff21015271640f51
Markdown1ee93fad3b5cf2a7c2f761d3054abd0da4c8e8dd670fe84aff5ba207cf7315ee
PDF
Publication pagebeaf7100ab81d911eff7ad1668410dae3e468674ad7311fec1248341126d825d
Manifest35f8cf2f79458d5b4bfc42587221c78718bf2d0ba4029486cbffff07850c89b8

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
SignatureHrx5YxIEzNZYDdZYRQk8NKGjk1sReORAYuCNUmywd0BMb7J8WorpK8z878wECeZjou4T8xrs6lnZDNfa7HRnAw==
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

2026-09-17T09:23:43.460784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102385
observed beaf7100ab81d911eff7ad1668410dae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.443094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102385/manifest.json
observed 35f8cf2f79458d5b4bfc42587221c787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.426651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102385/publication.md
observed 1ee93fad3b5cf2a7c2f761d3054abd0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:43.409782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102385/publication.txt
observed 7aa5fa15b3113d43eb1eee011ecc8c02...
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.