OpenTechnical

OT-2026-000095269

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000095269) never changes.

Identity and time

Publication numberOT-2026-000095269 · never reused
Internal UUID01a0ae9f-8f70-744b-bd54-7e24918ab780 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095269
StatusPUBLIC

Content hashes

Canonical text8de4a29df100eb910118a99ef5d2f3d1ed76951a5ec22438f43e1f88056c59bc
Markdown7208c90013bae7f746995b3995b399ba01349ae0febf91a101517688ada6ce68
PDF
Publication page19947cd51634307b66237cc4c52452b5dafb5a75c8097269133067822ca16eec
Manifest68c6188bea2f2deadc6f79f53733daf8f62c0f58805f760b3fcf8a6ac5d2a5fd

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
SignatureD0VSID2zkbmWwu/6MH1iZkmdWv16S2S7zQwS1LA3hxOS3TGV13PP/6e8Gs9EXuGoEbRioW0wJIN8inbtcL9lCA==
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

2026-09-17T09:36:36.309846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095269
observed 19947cd51634307b66237cc4c52452b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.292336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095269/manifest.json
observed 68c6188bea2f2deadc6f79f53733daf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.273645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095269/publication.md
observed 7208c90013bae7f746995b3995b399ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:36.254449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095269/publication.txt
observed 8de4a29df100eb910118a99ef5d2f3d1...
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.