OpenTechnical

OT-2026-000095717

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095717) never changes.

Identity and time

Publication numberOT-2026-000095717 · never reused
Internal UUID01a0ae9f-fac4-71c1-85a5-d80f977c99c8 · 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-2026-000095717
StatusPUBLIC

Content hashes

Canonical textf3765b3cd0b4c67f9570261f498f4c6475b42fc050dd0e53cc89f5b63b9bf818
Markdown6766e79612d9d3993c12cc519f0929f1a710ab7e922ce69bf857fe94ce865d33
PDF
Publication page0fc0a35b6487a2e28e36feee62ff7c66bfe9e34b07f36a4322c03f462cf61e29
Manifeste443b161ebc9f66183ac328cf3622c21a95be79393f3e736f2b662d45263cc63

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
Signature1D2uvBB6kBiFTRskxzJROcaLNne6vzseFIGn6/15RlK1lLQWG287Voa+r9NGOd2Tcp6j3QPjDNsgmAyUJHFDCQ==
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

2026-09-17T09:35:16.466999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095717
observed 0fc0a35b6487a2e28e36feee62ff7c66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.451164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095717/manifest.json
observed e443b161ebc9f66183ac328cf3622c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.432074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095717/publication.md
observed 6766e79612d9d3993c12cc519f0929f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:16.412517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095717/publication.txt
observed f3765b3cd0b4c67f9570261f498f4c64...
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.