OpenTechnical

OT-2026-000017812

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000017812) never changes.

Identity and time

Publication numberOT-2026-000017812 · never reused
Internal UUID01a0ae6e-96fb-785b-9581-687a1cae6a9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017812
StatusPUBLIC

Content hashes

Canonical text5638160b4db13b15cc28874369da9adaf0a0f25e54b5304a4698cb675eb4164c
Markdownb84eb1cebd4ea04bce28301c35cd43051e0853ee7e342cedd547a6b9197f6f17
PDF
Publication pageb2d5d3db1c82b2fb7f747217240a73690b93218441bf8aee55944da09601f087
Manifestdbce972089a4af368053376035e6570b9c93dea48f0dd21438a62de1402f200f

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
SignatureOiyouM1IqsWfOF4Sv64a2r6h1aRzx/QvfDOvAEBwiDVyFdp7ILAp2j/iEePTLQ69aNo7WY3p/zzSIzzrlqONDA==
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

2026-09-17T12:01:46.932410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017812
observed b2d5d3db1c82b2fb7f747217240a7369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.915960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017812/manifest.json
observed dbce972089a4af368053376035e6570b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.896015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017812/publication.md
observed b84eb1cebd4ea04bce28301c35cd4305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:46.879272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017812/publication.txt
observed 5638160b4db13b15cc28874369da9ada...
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.