OpenTechnical

OT-2026-000058574

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-2026-000058574) never changes.

Identity and time

Publication numberOT-2026-000058574 · never reused
Internal UUID01a0ae88-f39c-7e74-b7a6-4638ae04e898 · 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-2026-000058574
StatusPUBLIC

Content hashes

Canonical textfde4d9ecca6eb47e4eb05ffe60aa0461848819238943c7c2ceef1c467a2b10fc
Markdown875edd4fd2e0aa3ee083da9267c671874b3f7223f86aa0031dd350c7d133db48
PDF
Publication page3cfb636548dbe47b4fd3ce8691485ea83f2e6c802bed74844dd9bc9bc27287c6
Manifest91ba8550c6a262e56a9def4a5886e14c52d4b8a492126d3366ddcedb14eac382

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
Signature+UJypKxBGgbQa2iKo3/pP06VnDYnZQVBylLnXbvi2oKu9oaAgQvaW9hBXL8ZDgRC/AHgI7RS+b/JzxB17mIxAA==
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

2026-09-17T10:47:03.638401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058574
observed 3cfb636548dbe47b4fd3ce8691485ea8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.619664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058574/manifest.json
observed 91ba8550c6a262e56a9def4a5886e14c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.602690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058574/publication.md
observed 875edd4fd2e0aa3ee083da9267c67187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:03.585407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058574/publication.txt
observed fde4d9ecca6eb47e4eb05ffe60aa0461...
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.