OpenTechnical

OT-2026-000058853

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000058853) never changes.

Identity and time

Publication numberOT-2026-000058853 · never reused
Internal UUID01a0ae89-479e-7171-a084-c7c109d7ac8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058853
StatusPUBLIC

Content hashes

Canonical text943b9fad3069a34dc4657ee2efd603a966c9ef450985933618471d9f67f756b6
Markdown85b20ff56ed0d24a59897abc258808552cfa2556685486438b5098f1ca4f9ce9
PDF
Publication page899c8acf2dd3dccb442d08da165ece23fc20ab09accc057355ebbb8e2e97ae5d
Manifestace93b8becc83b314b554c23e1850fd7a16d1f73582d732d91ab3629eae8ce30

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
SignatureuTUOtZ0yhG7ErHXqPtf5BqTNETbeOLf69pIFWucyGmudVYMGHBU58kRcHb//2raG+ONyIztncVZAHRoE/pxbAQ==
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

2026-09-17T10:46:23.464336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058853
observed 899c8acf2dd3dccb442d08da165ece23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.446418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058853/manifest.json
observed ace93b8becc83b314b554c23e1850fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.428731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058853/publication.md
observed 85b20ff56ed0d24a59897abc25880855...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.411359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058853/publication.txt
observed 943b9fad3069a34dc4657ee2efd603a9...
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.