OpenTechnical

OT-2026-000095794

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, pump 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-2026-000095794) never changes.

Identity and time

Publication numberOT-2026-000095794 · never reused
Internal UUID01a0ae9f-fac6-7468-92c5-dfbacb50f174 · 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-2026-000095794
StatusPUBLIC

Content hashes

Canonical text8eb7bca322170c6ddb0a99ee4752c8e08350dfd0efcfced541403edb06b44f88
Markdownc3d25629a40b817843d9a94589d292fba12fad65858ce849f01ec8ef18bbe598
PDF
Publication pagef56cba204a7bee57f6f514131ecd630c101bcaf80c0c7a9d1ac9025b2a90bfbf
Manifest66f0c891537324f73535b8e9da6360d33b3ce6ff0c952c29ee2076f4d4122553

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
Signature9yggV570GWHX58nKMhIy3WeY4Yn3YPtDmPQFwIFZ+UBQIFZ4S8gO+PMp10fvZBbb8uVgggu2jcB9HxX2r5MNDQ==
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

2026-09-17T09:35:51.909176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095794
observed f56cba204a7bee57f6f514131ecd630c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.891760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095794/manifest.json
observed 66f0c891537324f73535b8e9da6360d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.875143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095794/publication.md
observed c3d25629a40b817843d9a94589d292fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:51.857386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095794/publication.txt
observed 8eb7bca322170c6ddb0a99ee4752c8e0...
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.