OpenTechnical

OT-2026-000064218

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000064218) never changes.

Identity and time

Publication numberOT-2026-000064218 · never reused
Internal UUID01a0ae8d-a45f-783d-abd7-e7d566410f04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064218
StatusPUBLIC

Content hashes

Canonical textd5a4b8a9a43ce9d26d2626e61e06cf85f21dc0d2a09deaf7989c3509f6383594
Markdowneae1dd243d938b91aafaa10a0c2b66873d61ff9dca1eb162bf754f7d89f424d2
PDF
Publication page3fa0d357e855bbaf695589ac20dde5ea43361025cb1010ca8dc38c9f8380fea1
Manifeste205265c90cc9b89b5b2af278d4c9d97ce303faeaae99d39660384dd8b20541e

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
Signature9GUJluHlir5TCcvaj+b/i323Z9WL9D8yB8ymqItlNm5LukjWOYQclkl6hIuINzZ9avngn4XUHmTZGA78BXXPCA==
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

2026-09-17T10:36:20.352417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064218
observed 3fa0d357e855bbaf695589ac20dde5ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.334587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064218/manifest.json
observed e205265c90cc9b89b5b2af278d4c9d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.314981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064218/publication.md
observed eae1dd243d938b91aafaa10a0c2b6687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:20.296556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064218/publication.txt
observed d5a4b8a9a43ce9d26d2626e61e06cf85...
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.