OpenTechnical

OT-2026-000039669

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000039669) never changes.

Identity and time

Publication numberOT-2026-000039669 · never reused
Internal UUID01a0ae78-d8d4-726a-958f-002d2d2439db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039669
StatusPUBLIC

Content hashes

Canonical text25a251f1cda8139df74b6bc8bcce710b2a57c33ed127d856e37a04955ab1a1f9
Markdown6737b3ba5c3a67c8d5837278d6eb465c3e53dc84bd153c71265bef33db4dcce9
PDF
Publication page556474650717d6d39877bb3f4de4211aa584913aae8b3abe92d746f73ec43538
Manifest208baff123d5f31b29be504e6799a9fa6d11ed1f8709ca881e30fc88774cc10a

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
Signature9OZZZr2swjEM3ii+HilnJ8pMplmsjK9g7RYk8ETMAjbZZBzQkGXpHAylIlR4dtMbS9fz7mttBp0wU6E4a0kUBg==
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

2026-09-17T11:19:51.161093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039669
observed 556474650717d6d39877bb3f4de4211a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.141241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039669/manifest.json
observed 208baff123d5f31b29be504e6799a9fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.123586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039669/publication.md
observed 6737b3ba5c3a67c8d5837278d6eb465c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:51.107774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039669/publication.txt
observed 25a251f1cda8139df74b6bc8bcce710b...
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.