OpenTechnical

OT-2026-000017911

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000017911) never changes.

Identity and time

Publication numberOT-2026-000017911 · never reused
Internal UUID01a0ae6e-96fb-7bc5-b8a8-13fe1ca1bb18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017911
StatusPUBLIC

Content hashes

Canonical textbd45c41645bb69f3aaf1986bd97de27786a46ad71c9090cd4eef10ff3020d02c
Markdown3196b2d90df2fd53253eaa7f312f6ad3ee5f7618d22448bf7c1ca5b35fd97c86
PDF
Publication pagead56a075935fec7e63c058aa0f11f3b6f0659daf467ced40c2361cb7407d67a0
Manifest41542f3ab8f3ee9bc47de0a5e26663ad8bdafb561ee8f42ed481c32d80f6c071

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
SignatureBA1voiM2emVNKRV0uPUovXcBgO+9mXUmuC+7A5IR/EL2KIsTjASclT3l4VFDCIy3iWPIUJ4w9K9HDcKKguOfAg==
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

2026-09-17T12:01:54.164988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017911
observed ad56a075935fec7e63c058aa0f11f3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.148872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017911/manifest.json
observed 41542f3ab8f3ee9bc47de0a5e26663ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.132284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017911/publication.md
observed 3196b2d90df2fd53253eaa7f312f6ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:54.114305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017911/publication.txt
observed bd45c41645bb69f3aaf1986bd97de277...
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.