OpenTechnical

OT-2026-000051708

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051708) never changes.

Identity and time

Publication numberOT-2026-000051708 · never reused
Internal UUID01a0ae83-7c83-7574-b55e-842d7a734c9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051708
StatusPUBLIC

Content hashes

Canonical text9ad0cd91d19a1365fe16714c123bb1ba306019623f6badb977ac3f0b9db6cfad
Markdownc833144a42cc58b29621ad95a608b6071b035309eee37325cebbeb37c47141fa
PDF
Publication pagec9cf4d5b8409f91e68ba4fcc81be77356f4b291472e6b30128ecc918008fbead
Manifest5733ba97ed0956c058386f4a3962e590fc85ebc2730c7b1fca93ad927336f457

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
SignatureEy7UGuX5uM5xU4XD27gEbe+LPQxb0qYsHCsBbbztVRPbWpGUPxtwKJTiT6dw0CmNn4yYsDEULLYw2pV+/hGGDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:35.423941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051708
observed c9cf4d5b8409f91e68ba4fcc81be7735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.406183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051708/manifest.json
observed 5733ba97ed0956c058386f4a3962e590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.388045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051708/publication.md
observed c833144a42cc58b29621ad95a608b607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.369041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051708/publication.txt
observed 9ad0cd91d19a1365fe16714c123bb1ba...
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.