OpenTechnical

OT-2026-000063239

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold 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-2026-000063239) never changes.

Identity and time

Publication numberOT-2026-000063239 · never reused
Internal UUID01a0ae8c-94ab-71a3-bd5d-6288fd98a1ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063239
StatusPUBLIC

Content hashes

Canonical text739d26325b7a43cb841f9443d6d8c9f925ca03507581cf00e831dfea7b2f63c0
Markdown71ea7aaca39718d894fde86197dcfdfbccf734c998fdee58110074bfec594554
PDF
Publication pageb806e2e307fd639faf020f1b1fa15e144dcd7a28275c8824aee56b5d74fe5505
Manifestaeeafcbf1526a574cecb0456718b22c6de14fca9545686cfd09ca14cba97ddf6

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
SignaturebQo/Jb2T/3qJCHNrqgf5IJt+zY215bH5xCvtMRxxOqhHcS9VviuzGMt15CH37G62pwr1rw3hT9JUM/23fPeQAA==
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

2026-09-17T10:39:07.274998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063239
observed b806e2e307fd639faf020f1b1fa15e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.258271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063239/manifest.json
observed aeeafcbf1526a574cecb0456718b22c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.241901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063239/publication.md
observed 71ea7aaca39718d894fde86197dcfdfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.225305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063239/publication.txt
observed 739d26325b7a43cb841f9443d6d8c9f9...
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.