OpenTechnical

OT-2026-000078035

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000078035) never changes.

Identity and time

Publication numberOT-2026-000078035 · never reused
Internal UUID01a0ae95-2f44-7230-8bf1-2aa2b0552b80 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078035
StatusPUBLIC

Content hashes

Canonical text2743325a33595f4a76451bf93e9caa18e405769088e60d15b45611be9e790797
Markdown2f7336522b6c514e8948c55ada900e8fbe6ae607e28465fe2fc9ddc51ccd299e
PDF
Publication page49e7dd1acaebd64ff4f648fcaa31b20f316f08776f7f1a9b0359ac008ee98367
Manifestee0817162bcf5d484fecce473e99d5b2933fab1f59233d81e0469ab891290e3c

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
SignatureB9CGhtVk5bMMVXIEOi5/+JaNV8WchKcUFT2KeHZtuLrh66xX7YyD7YX5We+uH5CjWb3YpT9ToVEH2r1iRqGVCg==
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

2026-09-17T10:10:46.449928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035
observed 49e7dd1acaebd64ff4f648fcaa31b20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:46.055697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/manifest.json
observed ee0817162bcf5d484fecce473e99d5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:46.033574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/publication.md
observed 2f7336522b6c514e8948c55ada900e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:46.012092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/publication.txt
observed 2743325a33595f4a76451bf93e9caa18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:19.597981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035
observed 49e7dd1acaebd64ff4f648fcaa31b20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:19.577724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/manifest.json
observed ee0817162bcf5d484fecce473e99d5b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:19.559809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/publication.md
observed 2f7336522b6c514e8948c55ada900e8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:19.541106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078035/publication.txt
observed 2743325a33595f4a76451bf93e9caa18...
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.