OpenTechnical

OT-2026-000095868

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000095868) never changes.

Identity and time

Publication numberOT-2026-000095868 · never reused
Internal UUID01a0ae9f-fac7-729d-9951-f7bf8ab518a1 · 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-2026-000095868
StatusPUBLIC

Content hashes

Canonical textbf9845151a76142f53ab508cf570abd6cdea5c8e5f634c1788d199c9c7e1c88b
Markdownd42b2dd136d992839847e5db90cf49f95c31321aeb87eff2da789439aaf7ea5a
PDF
Publication page7b184457b624787d0056a1e21b11c39dc7e75bfcefeff2f29a3729da562a4770
Manifestd421edc43cfe024f01d0180ada99b8f8e9fa8b276a234d66eee80269272e1614

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
Signature6G3gWqTjuiMvzby4GQCMZLdW2JGw48tnd55W6VSntjqs77+oCkpf3fUDcvZFeuAOGAEG45pjLizGqJiNuMGxDQ==
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

2026-09-17T09:35:57.787812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095868
observed 7b184457b624787d0056a1e21b11c39d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.766054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095868/manifest.json
observed d421edc43cfe024f01d0180ada99b8f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.745195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095868/publication.md
observed d42b2dd136d992839847e5db90cf49f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:57.724809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095868/publication.txt
observed bf9845151a76142f53ab508cf570abd6...
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.