OpenTechnical

OT-2026-000095841

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three 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-2026-000095841) never changes.

Identity and time

Publication numberOT-2026-000095841 · never reused
Internal UUID01a0ae9f-fac7-7e51-b484-3a450a5c51fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095841
StatusPUBLIC

Content hashes

Canonical textb0eb48e5987fc471322617b7434d020a51a1a4055cda0161871af5d365c96860
Markdown9e8e7fe3f2a6b5fcb20999edc339cdd6d0267bd442b5fdcd1342b318842d7555
PDF
Publication page9bb27fae6795a0b17cab15928a271601b5b6812e6ee95bcfd658a23df5fc8c36
Manifestccbb76d3b1c51fd76d9a4a1bcaefac089b8556f272c732c35ea7d06d2e53b01d

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
SignatureF6DbrIzMm1cykm+diBKxSnhmuAYCTg0IZaywPYL/L8slU+AND2b0Gtf61KI/XRgnowceUpuJfF562y21cYDPCQ==
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

2026-09-17T09:35:55.668148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095841
observed 9bb27fae6795a0b17cab15928a271601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.648788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095841/manifest.json
observed ccbb76d3b1c51fd76d9a4a1bcaefac08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.629941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095841/publication.md
observed 9e8e7fe3f2a6b5fcb20999edc339cdd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:55.612069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095841/publication.txt
observed b0eb48e5987fc471322617b7434d020a...
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.