OpenTechnical

OT-2026-000058570

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented before 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-2026-000058570) never changes.

Identity and time

Publication numberOT-2026-000058570 · never reused
Internal UUID01a0ae88-f39c-7f4a-9219-85229b01bdf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058570
StatusPUBLIC

Content hashes

Canonical textc0d859673987bef470e4e7a2eafc0b068b790fa710f542741dfd110fa68cc332
Markdown5b61f76c4d8a8caae80c89264177d0df22d876188dfeaba3a4b826b6c3233a56
PDF
Publication page8f81afb76f3fe984fa1e689b3b82ec9dee84bc4f2b81b93fdc8e15712b4d53db
Manifest3c8ed8bb95e9daf83744fd31d931ac095545fde31419d8ce4043b6fff7f6bd0f

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
Signaturet2L5Ug3UPw0W4apg0YmKiaXKcp44V8Ntzc9u7hArPa/dayhL9/UP/11sFR2TspMLohTv8FuKGerlctZlEmj1Aw==
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...

Independent retrieval

2026-09-17T10:47:03.348995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058570
observed 8f81afb76f3fe984fa1e689b3b82ec9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.331495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058570/manifest.json
observed 3c8ed8bb95e9daf83744fd31d931ac09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.313940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058570/publication.md
observed 5b61f76c4d8a8caae80c89264177d0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.297142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058570/publication.txt
observed c0d859673987bef470e4e7a2eafc0b06...
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.