OpenTechnical

OT-2026-000055848

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000055848) never changes.

Identity and time

Publication numberOT-2026-000055848 · never reused
Internal UUID01a0ae87-0a49-78b1-b6f4-59cd75e819a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055848
StatusPUBLIC

Content hashes

Canonical text5e5b625bc2c5543d2a13e17603a6b417e439b8021cb5aa9e88df7f37005a51c5
Markdown5f36fd134cce0abed43c3387069036c0a474c4bd435234876f58deb3314c21bf
PDF
Publication page3e74eac88d03bfa6032d3d29f8bd7c2aee6401c604e45ca6c99981a17a501fca
Manifest18037129821be311fa5698073ef41f791fa02637ff3e4a3a047b3a0ed639bc01

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
SignaturehLWgNmturpE4YCgZrrO5QPAIlk450V4jQ2FDRG+sJ78SGfL86N2Aa4u4CJX3E7dPy985hN/KRtqgq7cxv56WBg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:14.419679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055848
observed 3e74eac88d03bfa6032d3d29f8bd7c2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.402456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055848/manifest.json
observed 18037129821be311fa5698073ef41f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.385273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055848/publication.md
observed 5f36fd134cce0abed43c3387069036c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:14.367014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055848/publication.txt
observed 5e5b625bc2c5543d2a13e17603a6b417...
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.