OpenTechnical

OT-2026-000064036

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000064036) never changes.

Identity and time

Publication numberOT-2026-000064036 · never reused
Internal UUID01a0ae8d-53bd-7c70-a6e7-bb619abb7d7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064036
StatusPUBLIC

Content hashes

Canonical textde8ec8032095269b85a57365085594223a21142c8807b70a28c59b25dc8477e6
Markdowna9e9ccc9a08b5d5d43c91ace97a1b7242b0e5e40a40648eece28a7ac3da43aa2
PDF
Publication page20d29c5483d0835702b18087d8f415f9fb9a3856b223ba309ce753c5960a36b5
Manifestd5c49f06f14c25f5cc21f0510242980b1f852fa796fb284f2efb9cbfdd9143bf

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
SignatureoEyx6bihbhpx4/Ouea9zKN7DzXrFUk88yExOuKJdGrxQtsiAMRE/sHiwhucaT5b8A5L5V20xnaR3DQ4pkqioCA==
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

2026-09-17T10:37:07.430801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064036
observed 20d29c5483d0835702b18087d8f415f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.412617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064036/manifest.json
observed d5c49f06f14c25f5cc21f0510242980b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.390263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064036/publication.md
observed a9e9ccc9a08b5d5d43c91ace97a1b724...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:07.368433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064036/publication.txt
observed de8ec8032095269b85a5736508559422...
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.