OpenTechnical

OT-2026-000061487

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000061487) never changes.

Identity and time

Publication numberOT-2026-000061487 · never reused
Internal UUID01a0ae8b-7b43-7a3b-9984-248c9aa83bc5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061487
StatusPUBLIC

Content hashes

Canonical text2ca1cb8ca6a91d376f2727ab6f13fcc16ea9b4d3626f51dd615d718f6ac6d96c
Markdown7015e8644108383b4190b2c6e7dac01f376efb14f42ae9434e20645cfec22b3c
PDF
Publication page30de21a884e675598cb0dec1724ca6485d7e35144ed5aa221c02b90df2d1bb71
Manifestb70335d1b1aaf090ecff78f469321fa4f36b9711f84cdf32e68be9dab9948fd4

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
SignatureQyHbhMeE6pd2mnbWSLqrz6qNArXzLfRYJ9zhA2bX7Rrg6vVT0OC0edpC94FrgsKlTf0Am3rINQBENUxRvDFCAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:22.659280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061487
observed 30de21a884e675598cb0dec1724ca648...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.642107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061487/manifest.json
observed b70335d1b1aaf090ecff78f469321fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.622698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061487/publication.md
observed 7015e8644108383b4190b2c6e7dac01f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:22.603026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061487/publication.txt
observed 2ca1cb8ca6a91d376f2727ab6f13fcc1...
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.