OpenTechnical

OT-2026-000048665

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000048665) never changes.

Identity and time

Publication numberOT-2026-000048665 · never reused
Internal UUID01a0ae80-c32b-7aa4-bddf-9a97cd685072 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:29.321882Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048665
StatusPUBLIC

Content hashes

Canonical textb2f2021675070da9080b2dff4a27bf87898ec90e82ad49a6468c2cdeac55a3c4
Markdowned710d945eba04e2345aaadbaa83d184d12d4367e82dc4e39ea809a9821d7385
PDF
Publication pagefebdad0419bd82367685ba35a8323822a8d8f602a13dd7176dafae9f9b546108
Manifest2641bc49de6c0735d183bd2d584dc41be321aa3536c79ebfc1d3d0203fa1badd

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
SignatureWP1QYfOLS1w+5Fv+VMDc0IpfnsUIX45tHnCspWXZYn52J9s/FqlGhzqMcYok2o4OdEfb+xrEh8Cpq6yA6EU+BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:17.109050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048665
observed febdad0419bd82367685ba35a8323822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.087622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048665/manifest.json
observed 2641bc49de6c0735d183bd2d584dc41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.068011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048665/publication.md
observed ed710d945eba04e2345aaadbaa83d184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:17.048174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048665/publication.txt
observed b2f2021675070da9080b2dff4a27bf87...
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.