OpenTechnical

OT-2026-000018779

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000018779) never changes.

Identity and time

Publication numberOT-2026-000018779 · never reused
Internal UUID01a0ae6e-d521-7da3-875b-9988b63ed594 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018779
StatusPUBLIC

Content hashes

Canonical text191602c887bf69a74d44cd6ded3b006dde7f7f9183877cf608e282ed323f1f95
Markdowna1598152ab56a1cd2fec60885f8525fe827bcc28569fecfea3a02dc9ac24dc94
PDF
Publication pageb9c51c6c3a72279de32ce87fc3f85c9c0fd0e4843065b4e7da147c063b6aa079
Manifest3311b2bcee244bad1b165cabc585d6246d87be2af16912c3f070eaca8f7b61d4

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
SignaturekoZodsyW908o6QI70yXEVueX9FuFsApAJVxvTuyw3/I76pfslA3op0Zg1lmZePzK1E3H9aMSyzWJOlVhP+ruDg==
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

2026-09-17T11:59:24.147336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018779
observed b9c51c6c3a72279de32ce87fc3f85c9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.130068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018779/manifest.json
observed 3311b2bcee244bad1b165cabc585d624...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.111949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018779/publication.md
observed a1598152ab56a1cd2fec60885f8525fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:24.092357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018779/publication.txt
observed 191602c887bf69a74d44cd6ded3b006d...
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.