OpenTechnical

OT-2026-000016502

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000016502) never changes.

Identity and time

Publication numberOT-2026-000016502 · never reused
Internal UUID01a0ae6e-2d13-7135-8db2-8f5c08a9eba2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016502
StatusPUBLIC

Content hashes

Canonical text054257b72e358e1f4f0173c36652eae715977111843024b4f1f1543641b9a9fc
Markdowna11ca2b6e723a814f2a02e9806c5d13f0a34409cb8a28378477044fb784b187a
PDF
Publication page6b4fc54fefc6a1458ec6a2bfc98c627291e97c03a3019d85beaa1060d8670233
Manifestcd45c217e756f63509ee3ae91e08de4e68b754ea4529f3c3dd6fa3445865818b

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
SignatureAep6lCS6c/sOAApopKBt1sx/TxfFgOUtPMG3NLhk5/azEqQ3TTnembnQeU2iAvJqSkk9vRUZ4XbWufrl2jUlCQ==
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

2026-09-17T12:04:42.732499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016502
observed 6b4fc54fefc6a1458ec6a2bfc98c6272...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.710669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016502/manifest.json
observed cd45c217e756f63509ee3ae91e08de4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.691629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016502/publication.md
observed a11ca2b6e723a814f2a02e9806c5d13f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:42.673121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016502/publication.txt
observed 054257b72e358e1f4f0173c36652eae7...
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.