OpenTechnical

OT-2026-000092955

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000092955) never changes.

Identity and time

Publication numberOT-2026-000092955 · never reused
Internal UUID01a0ae9e-090f-7d00-8acb-5c6e37f2d446 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092955
StatusPUBLIC

Content hashes

Canonical text696280e69fe53a890adfa9ad8c7bf542fddf013de797d8519569439827d0ffa8
Markdowne1207829a9fa75ee0a181032795210a512e206d2d6fbe5af0c3e99b8794c8823
PDF
Publication page56f4ace6ed5d5ed21da19ed1e7a97cbfb1822704a4fca319ce3e50e91b5b2c0a
Manifest9a835e397752fb03f58aafadf3eded250bd745d5be7546140587bb49e4f6b4a2

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
SignatureAfaFWhEusa2tIdNe0+zvG0bAWXVcpXZpDbiUfHsgxWnCzTxSiq2n7VRNYiFeBpKdVjAKuiB6B6SJAAjvrjs9Bw==
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

2026-09-17T09:40:08.617430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092955
observed 56f4ace6ed5d5ed21da19ed1e7a97cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:08.451942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092955/manifest.json
observed 9a835e397752fb03f58aafadf3eded25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:04.670087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092955/publication.md
observed e1207829a9fa75ee0a181032795210a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:04.651408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092955/publication.txt
observed 696280e69fe53a890adfa9ad8c7bf542...
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.