OpenTechnical

OT-2026-000085474

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, sustained 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-2026-000085474) never changes.

Identity and time

Publication numberOT-2026-000085474 · never reused
Internal UUID01a0ae99-aaab-7794-ba17-479a7522af22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085474
StatusPUBLIC

Content hashes

Canonical textdfff1756557275d758b1a15509e3307ada3f2a2e9ca2b4456c2ed863a789ef96
Markdown1705869abf7c5a50ae270729c7e48160560ca0baa8f573614e8a7b9c344352fc
PDF
Publication pagef7b624e4d53c5b14bc72cfd90bd92a40c6fafb98ff15105d1645d11e39fe5fd2
Manifest65fb7661f7aa8aafccee4749a1bd26abee66b685e25fcf2144159701264b761d

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
SignatureOEo3Vnae4XF1VBRu1qRko+tlWBaA8Lx0UU+5wMLt+irgo/0G56VjOOLJ7CXiQSNRLZGY/eWhmOORm049zuUyDw==
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

2026-09-17T09:54:16.195729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085474
observed f7b624e4d53c5b14bc72cfd90bd92a40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.179166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085474/manifest.json
observed 65fb7661f7aa8aafccee4749a1bd26ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.162370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085474/publication.md
observed 1705869abf7c5a50ae270729c7e48160...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:16.144785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085474/publication.txt
observed dfff1756557275d758b1a15509e3307a...
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.