OpenTechnical

OT-2026-000029232

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000029232) never changes.

Identity and time

Publication numberOT-2026-000029232 · never reused
Internal UUID01a0ae73-2aa0-77ff-b9aa-320b20a09310 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029232
StatusPUBLIC

Content hashes

Canonical text869da65361b7f7d7fda8f76c04c1a18b8be7a902eb57137820c88d532a5890a5
Markdowne0297536f74f20790bc64c0c9407167cd64c8bbf5c57e5ec4ec72418ddcbb9e1
PDF
Publication pagebd6ce91061c42a865787331d3a7a29599ae5015e1bd9951e64d6b5e4ad93674c
Manifest6cee13f92231fa6d16fe3c7ec0a700f85177af3efbf4b039b979ecf02ce5cf55

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
SignaturefeYSFe8VavsnneH1e0q6mi03KTszqnKGJdmwpxoA2+2UQ2NtIB5bMl7DnMvmauZKfdnw0IYT4eE1p3jmP7ekCQ==
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

2026-09-17T11:39:51.378542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029232
observed bd6ce91061c42a865787331d3a7a2959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.360779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029232/manifest.json
observed 6cee13f92231fa6d16fe3c7ec0a700f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.339319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029232/publication.md
observed e0297536f74f20790bc64c0c9407167c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:51.321697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029232/publication.txt
observed 869da65361b7f7d7fda8f76c04c1a18b...
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.