OpenTechnical

OT-2026-000041039

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000041039) never changes.

Identity and time

Publication numberOT-2026-000041039 · never reused
Internal UUID01a0ae79-b10e-75b9-b4a8-8bef7f30071b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041039
StatusPUBLIC

Content hashes

Canonical textd5909fc9a98e18105bbb63d96be9764fcec086c27c6db99314d137d0d3be8026
Markdown9362d239b7a2648531d156706518fe059e7e0faf8f3d34ff09fd79c71f454d6d
PDF
Publication page4c84e76920c999e953a38ef3713b570669cfac309e0770fd05b43113a506fa5c
Manifeste8f5f1b9d276426aade3efdfad62fbd4ff87274b5060f10936fbbfa1b8200da6

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
Signatures2Ilc3NMXWcSkmzEsLDX5GI93dnH6vo0p58h71wp563ni1ITHFw0DLHtx6IZ/jtwRWR1Ak+QMGk4FOtpXKzrBg==
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

2026-09-17T11:16:56.957426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041039
observed 4c84e76920c999e953a38ef3713b5706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.940941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041039/manifest.json
observed e8f5f1b9d276426aade3efdfad62fbd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.925409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041039/publication.md
observed 9362d239b7a2648531d156706518fe05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.907129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041039/publication.txt
observed d5909fc9a98e18105bbb63d96be9764f...
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.