OpenTechnical

OT-2026-000087076

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000087076) never changes.

Identity and time

Publication numberOT-2026-000087076 · never reused
Internal UUID01a0ae9a-9f2d-7517-9eea-5a8a5e4aa4d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087076
StatusPUBLIC

Content hashes

Canonical text24ff4349a9fed6e1825b49957d897fc6aa91cafa005cb1893e301bde2f80129e
Markdown8ed9d79abc15ede1a4307f022443703de2ca9bb726beee599446398a3c5f7769
PDF
Publication pagee5e0ef795adf6473a1c854cb7d7aa5001a7d72d476115e64bf33a953a1332730
Manifesta7f537fe5203e5214129d7669f4a4280d62aa143d5d18d49c61d128146fb4d3e

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
SignatureVIMsJODY0e8K32Y7PHX+QfRBhMUc3rZlxonedjuSU8wGiphJnauUWkWDvkuaRrd65rpCg6E7wFxDoD7enGJbCg==
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

2026-09-17T09:51:20.085203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087076
observed e5e0ef795adf6473a1c854cb7d7aa500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:20.068526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087076/manifest.json
observed a7f537fe5203e5214129d7669f4a4280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:20.052502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087076/publication.md
observed 8ed9d79abc15ede1a4307f022443703d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:20.036230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087076/publication.txt
observed 24ff4349a9fed6e1825b49957d897fc6...
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.