OpenTechnical

OT-2026-000031371

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000031371) never changes.

Identity and time

Publication numberOT-2026-000031371 · never reused
Internal UUID01a0ae74-87ad-7c5a-b80b-268b41236468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031371
StatusPUBLIC

Content hashes

Canonical text4b7ad4bfa7a66b4388ccc97eefafabc5daf84ffdad8515ac5dea18e0c0298e68
Markdown757ee92a2c3451613208c80ee11707215d6ca71ee87f1320a4a4a647c007b70e
PDF
Publication pagef8a3269fd432206b1bef237687a62b7a8302d794c4d3effc34be2100f702ccb1
Manifest086b42d013c703251cb1204c35a300ab6a07e809a998b9b27c996316077be8fb

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
SignaturerATswyYItQZy8+WAmcTF4ziw2T6BC8YKkF7Y+YmnRL+mIbsRufdVxSqr3Lie+QYQuN/h2QdwwP38g1pYF0lWCQ==
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

2026-09-17T11:36:04.517008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031371
observed f8a3269fd432206b1bef237687a62b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:04.499595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031371/manifest.json
observed 086b42d013c703251cb1204c35a300ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:04.482577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031371/publication.md
observed 757ee92a2c3451613208c80ee1170721...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:04.465370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031371/publication.txt
observed 4b7ad4bfa7a66b4388ccc97eefafabc5...
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.