OpenTechnical

OT-2026-000058201

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000058201) never changes.

Identity and time

Publication numberOT-2026-000058201 · never reused
Internal UUID01a0ae88-6edb-75e7-9e2f-aa2b11457c78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058201
StatusPUBLIC

Content hashes

Canonical text0b86f7e208b8fa3fcb3ee6a03e85ec2e500dd9b9e4af5e59970ead4794f9e9b4
Markdown54ee5c4702a1965714cb8195ab79e845721e214dc7722e27aa792640d8d292cf
PDF
Publication page82995bee600867c6f24be2a5cc921a6104c010bd9a6d39d3d24209e6ebb051e6
Manifest3d059ba497e90afad22eac64fccbd16e00905a5ea225a804d613428d2efc2a07

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
Signature7yIHKIaMJhve373aw6FN2LKFu2LVvz90SlA4hgOypTFVeu7T5NmmJjLqAcXroLiVFE7R4RSIUpDjP0R9VGihAA==
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

2026-09-17T10:47:54.532225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058201
observed 82995bee600867c6f24be2a5cc921a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.513557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058201/manifest.json
observed 3d059ba497e90afad22eac64fccbd16e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.493829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058201/publication.md
observed 54ee5c4702a1965714cb8195ab79e845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:54.476298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058201/publication.txt
observed 0b86f7e208b8fa3fcb3ee6a03e85ec2e...
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.