OpenTechnical

OT-2026-000099675

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099675) never changes.

Identity and time

Publication numberOT-2026-000099675 · never reused
Internal UUID01a0aea2-c976-7800-9854-6070564d8dee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099675
StatusPUBLIC

Content hashes

Canonical text78f3182a314968622087b969dcb89453eb5bc7f6cbaff826a227de5733c064ff
Markdown804e67be00f04c214a905157ec6150b84e1d8e711b50df301c6513f0d1d7a840
PDF
Publication page9d5966fa2179641e4c0e0db498c0ef73157c98450c18dd8275d2f350264a483a
Manifest3bd663273f3bcd8e099d65fc7077622669fb33637e3de1d0270856da50931c95

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
SignaturenDFpfObzfLMgsHzRv2klfwRS+/s5Sna/0txVSz4oogIZzZY6VFq6IWmFGaLbCDBzm8mwWIr/TmqRsHQKNV7MAw==
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

2026-09-17T09:29:37.142106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099675
observed 9d5966fa2179641e4c0e0db498c0ef73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.123169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099675/manifest.json
observed 3bd663273f3bcd8e099d65fc70776226...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.106186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099675/publication.md
observed 804e67be00f04c214a905157ec6150b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:37.088001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099675/publication.txt
observed 78f3182a314968622087b969dcb89453...
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.