OpenTechnical

OT-2026-000067825

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000067825) never changes.

Identity and time

Publication numberOT-2026-000067825 · never reused
Internal UUID01a0ae8f-c4fb-792f-a952-98cd2945cffa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067825
StatusPUBLIC

Content hashes

Canonical texta0f9951d34a92fbb15d0b329258857e51d17ad1011e666c84fdfeac3b590eb20
Markdown4d6550ac3f9ba2cf1e9fd1e83085be943897fc8a4cb07054743d24e306c8c254
PDF
Publication pagedc48b6f7c2530851fc935d296fffa86dae32a171bd6416c92bd3a9ccb5a531ff
Manifest063f7988ce9688ea6d3ab3da58553d33bb842b68c9213a7188cfe5c78ce3365a

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
Signaturefdyp/2X9m1Pq0LJz/+T6eLQxaVkcPp7rsb3Tm8QCOthla7RBxPA4qwAJWxNPhy+sKBeeWJDR4zSzLuZQYm1DAA==
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

2026-09-17T10:30:04.474292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067825
observed dc48b6f7c2530851fc935d296fffa86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.454680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067825/manifest.json
observed 063f7988ce9688ea6d3ab3da58553d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.431984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067825/publication.md
observed 4d6550ac3f9ba2cf1e9fd1e83085be94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.413951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067825/publication.txt
observed a0f9951d34a92fbb15d0b329258857e5...
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.