OpenTechnical

OT-2026-000022353

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000022353) never changes.

Identity and time

Publication numberOT-2026-000022353 · never reused
Internal UUID01a0ae6f-f4fd-73aa-a398-45f5d41750ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022353
StatusPUBLIC

Content hashes

Canonical texta08becad13b229fe4464463d4ff8491b43b993d056e53b6374f5cf9e89f4b583
Markdowndff6716f79424aa09c15c31187f1620cf26fbcee38432dc347251cca465d3a52
PDF
Publication pageb7d6732e01d4d38def4d5cf74670a179303d8dcd888d69541ea79168a976defd
Manifest2f7acb9233c1927e38439876bb4a408528339045f5610e47cc880f8c7fbc317d

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
SignatureSjRL+DlFOsn0ssFNqD+U6IitL5YBGCybzSxcc4oxxy2MxK6H/ac5ZhGP4w88UPdVym+B6eNvPe3CO2RPTD67Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:43.122292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022353
observed b7d6732e01d4d38def4d5cf74670a179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.106343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022353/manifest.json
observed 2f7acb9233c1927e38439876bb4a4085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.089982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022353/publication.md
observed dff6716f79424aa09c15c31187f1620c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:43.072686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022353/publication.txt
observed a08becad13b229fe4464463d4ff8491b...
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.