OpenTechnical

OT-2026-000058601

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000058601) never changes.

Identity and time

Publication numberOT-2026-000058601 · never reused
Internal UUID01a0ae88-f39c-767f-97cf-38ee61d69ae4 · 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-2026-000058601
StatusPUBLIC

Content hashes

Canonical text3f5c8f9c0b22f572c2ab2a00744cb6d5621a953bb95da60d1b51942d0ae60d13
Markdown6ec25b39d90f1c01d3ba4b8bc6546cf5a9dfc09cecc6a45d0b8bd5a507e02496
PDF
Publication page96f0eac2251108c5720703ad04126996be2cbff1866ae21f88dd9041b34ed71f
Manifest61dda9c03b72129b5eaeb092d1e1dee8557986a51da61e6d68c184812341be5e

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
SignatureWcLWAHGli6n8+yJ5z+bBuS4bXHEhzNRYUgK2SGiFGWPStHT3uBDJUuzPG/xrEt3zSnRQ/EJOfg8Y03XWZMv3CA==
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

2026-09-17T10:47:04.859875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058601
observed 96f0eac2251108c5720703ad04126996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.840843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058601/manifest.json
observed 61dda9c03b72129b5eaeb092d1e1dee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.820214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058601/publication.md
observed 6ec25b39d90f1c01d3ba4b8bc6546cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:04.798007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058601/publication.txt
observed 3f5c8f9c0b22f572c2ab2a00744cb6d5...
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.