OpenTechnical

OT-2026-000061870

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000061870) never changes.

Identity and time

Publication numberOT-2026-000061870 · never reused
Internal UUID01a0ae8b-b8ad-7556-b7fa-218e5d95f6b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061870
StatusPUBLIC

Content hashes

Canonical textc6785678c9b4a6c992e983878404e45c12dd0439f1096b3ba701b9c1c1d17529
Markdownf9acf57c1b32b21554455fc1c3b1e3e0c441c58e93dc621e10896d76ac7542c4
PDF
Publication page2c299da8cfe9e7e30ea20cf6800443b05bdf1045cdc4f14ba054b4349070034c
Manifest7b4d875fa0b85e5f9e2240831287b523b0ed9669d3b813d0ce9ebd63a5895ddf

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
Signaturexz+0rRWIdUsJQ/6sNn0A6aYu4ZJc9TNzZOAiswO2HnaXbkuvJpD3RTW/MPYTUzif0qrycCmJKIdeY7AWplN5CA==
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

2026-09-17T10:40:43.881640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061870
observed 2c299da8cfe9e7e30ea20cf6800443b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.861997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061870/manifest.json
observed 7b4d875fa0b85e5f9e2240831287b523...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.834906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061870/publication.md
observed f9acf57c1b32b21554455fc1c3b1e3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:43.817256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061870/publication.txt
observed c6785678c9b4a6c992e983878404e45c...
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.