OpenTechnical

OT-2026-000016894

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000016894) never changes.

Identity and time

Publication numberOT-2026-000016894 · never reused
Internal UUID01a0ae6e-591a-7ef4-b91c-0897b4cd87a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016894
StatusPUBLIC

Content hashes

Canonical text617ef085f7e090c9e35ea92c2cd2130eacc70271dc1a2c0d6649ecf56c7dda83
Markdown927cf2d8551d6d7d34a333fe0ff2d243f11b0ced237a02eb1737601e343f232b
PDF
Publication paged3a046ef58b314f025895bc4a3834aa793b31887e172de116b5b9f4b981cd246
Manifest951da105265f66be681e67199036a5eb5ee51363babfb603c6cc165385ab7ea7

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
SignatureceO3vimJWhONoD0YMaSgl7sQ3zcSKWf/FY2VCDkt7f4S2ijhSqIgh42K5gP64z+X2xAuA2HHrTsd4EKj1GC2DQ==
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

2026-09-17T12:03:10.077293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016894
observed d3a046ef58b314f025895bc4a3834aa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.061709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016894/manifest.json
observed 951da105265f66be681e67199036a5eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.045167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016894/publication.md
observed 927cf2d8551d6d7d34a333fe0ff2d243...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:10.028816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016894/publication.txt
observed 617ef085f7e090c9e35ea92c2cd2130e...
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.