OpenTechnical

OT-2026-000085916

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000085916) never changes.

Identity and time

Publication numberOT-2026-000085916 · never reused
Internal UUID01a0ae99-e82a-79c8-ae4d-80afbfa5d5b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085916
StatusPUBLIC

Content hashes

Canonical text0651f8a615de050a8837073aa02e2e7224f99244936c0746238c8922e1247dca
Markdownf0e1f72b076c7bf1f4fa49c3fcf224b0bc351589e29f95609bd4813e09e9b3d1
PDF
Publication page1fc62187c581bfb2751383cb743bbdf35488131a75112532d6e57ff499892b7d
Manifest27aa12f208d5c860fa8e4e52128c402ac44a7b08161e5b8dcc0c0a16985624df

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
SignatureIEzO6AWb3feoXY60tJOAwSd93gboqtt/fxZvRbY7hBn8a5CJhtPgaq2fD8z00VH45IAR0euu4ylyAeyh4xezBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:52:51.820279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085916
observed 1fc62187c581bfb2751383cb743bbdf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.803083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085916/manifest.json
observed 27aa12f208d5c860fa8e4e52128c402a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.787131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085916/publication.md
observed f0e1f72b076c7bf1f4fa49c3fcf224b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:51.770714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085916/publication.txt
observed 0651f8a615de050a8837073aa02e2e72...
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.