OpenTechnical

OT-2026-000081843

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000081843) never changes.

Identity and time

Publication numberOT-2026-000081843 · never reused
Internal UUID01a0ae97-0f75-74b5-a246-9642bc142af3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081843
StatusPUBLIC

Content hashes

Canonical text8bb295fb6cb0cdd69c834ad7d65cae01de97630058f152936ef088c1c7c38cd3
Markdown1f41231a8499c9c04ce882b1b796d335401f0042dd248676cb798773a0d8fb3a
PDF
Publication page11ca43b76e4ef23f51ceeb5b2623b3d205fec6568085007b433d6cbd6e779748
Manifest0b4c011605f370e9cdda241ffa86be6a10ea1397445bfb0dfc1ca26cf60f5f76

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
SignatureXvyyzHDM7pnwq+yI0fTzHumtvTIinUaeCn7khVj3OYSglNzUJ1mKuxKTvntP6t6EnS9faW6wL97D7rV2y4/BCg==
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

2026-09-17T10:00:57.258913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081843
observed 11ca43b76e4ef23f51ceeb5b2623b3d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:57.241600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081843/manifest.json
observed 0b4c011605f370e9cdda241ffa86be6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:57.225258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081843/publication.md
observed 1f41231a8499c9c04ce882b1b796d335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:57.207195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081843/publication.txt
observed 8bb295fb6cb0cdd69c834ad7d65cae01...
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.