OpenTechnical

OT-2026-000078297

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000078297) never changes.

Identity and time

Publication numberOT-2026-000078297 · never reused
Internal UUID01a0ae95-7c27-7130-8cdd-f8864f49dae4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078297
StatusPUBLIC

Content hashes

Canonical text15936874deedd1fe2172e2f17627e61c46bb0d7ee79b440b437ba6b7b7a3ba76
Markdownae6743577de8f10198c46e22c9a745fab36463f54def5e2a57dcc17a0e71e9c6
PDF
Publication page322eeb7bb9c3ae5613cb22ba9412d2a7a83acdfa624ee99a2ad765187d8529f5
Manifest921134d3e77a55a3dd97cb091b4ddeecbd17e6313b63eb27cb5bd4d4c449148b

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
SignatureDYMZVBQAmcypPVcyl6m/mIZFucV9NPqrnM5aylTmQVh/QvopWU3LDNUOwaguakmg3QYucdRk8sCqSGnMLhdtDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:06:15.698478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078297
observed 322eeb7bb9c3ae5613cb22ba9412d2a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.679417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078297/manifest.json
observed 921134d3e77a55a3dd97cb091b4ddeec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.661779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078297/publication.md
observed ae6743577de8f10198c46e22c9a745fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:15.644125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078297/publication.txt
observed 15936874deedd1fe2172e2f17627e61c...
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.