OpenTechnical

OT-2026-000064173

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000064173) never changes.

Identity and time

Publication numberOT-2026-000064173 · never reused
Internal UUID01a0ae8d-a45f-7cc7-970e-82202d6db483 · 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-2026-000064173
StatusPUBLIC

Content hashes

Canonical textd187d579534476c0cb0cc3016ec5e7797d4bb70086a5e0c29c7c7fddc27c64e2
Markdown929e5cdd33d2772e5bfa38a77c625725bda181345560f3aa0acf6dcc6b082fd2
PDF
Publication page990150229b4dcf3b575352861567ce296d3ec0e3821b40781dd6a7602a111bcb
Manifest5beb006ff6650b33ad8e0f5635184f413d4445a5d0f2d36267dc1fe8c3073f3b

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
SignatureEvoTN5NAzjslXuctt12HLOsJd37oh1GklClsz95dXXoByLMFRY4f0vdLDyq7agoTRbtsyBjI3Ygix1uE9LnjBA==
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

2026-09-17T10:36:11.250433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064173
observed 990150229b4dcf3b575352861567ce29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.232259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064173/manifest.json
observed 5beb006ff6650b33ad8e0f5635184f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.213111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064173/publication.md
observed 929e5cdd33d2772e5bfa38a77c625725...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:11.195785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064173/publication.txt
observed d187d579534476c0cb0cc3016ec5e779...
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.