OpenTechnical

OT-2026-000056353

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before 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-2026-000056353) never changes.

Identity and time

Publication numberOT-2026-000056353 · never reused
Internal UUID01a0ae87-4bd2-76da-9b15-436c8fcb944e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056353
StatusPUBLIC

Content hashes

Canonical textd6a04357c4a5347a25001513620e5a9e22ee567b9bdc6bf16d98c473c5d7315f
Markdown3e844282fca50e9d4b8bb06c1f305c754cadd5b0d1abcda3b02f6e08ec1edb3e
PDF
Publication pagea7db6622cb600338b482d2302d41dcb172b90d7212e1e3f0fe8d471321dd67ad
Manifest0f5ddf26b6eb0f5b479b2457359da48a0130f4bdb303360763bc212ad60a25d0

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
SignatureLkEHSWkwlaGtADuuGJ2YZvR0FzpQ2uBTJlKcHDf/q/g4UB2wBVsQjcTJqbpwzKcxpeAIpsjhF7M1G6wqTj0JAg==
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

2026-09-17T10:50:51.904138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056353
observed a7db6622cb600338b482d2302d41dcb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.886633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056353/manifest.json
observed 0f5ddf26b6eb0f5b479b2457359da48a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.866311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056353/publication.md
observed 3e844282fca50e9d4b8bb06c1f305c75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.848094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056353/publication.txt
observed d6a04357c4a5347a25001513620e5a9e...
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.