Pith Number

pith:UWCFH7UM

pith:2018:UWCFH7UMTLWZAAN6WLRFFJKO7Z

not attested not anchored not stored refs pending

Extracting bias using the cross-bispectrum: An EoR and 21 cm-[CII]-[CII] case study

Adam Lidz, Angus Beane

arxiv:1806.02796 v2 · 2018-06-07 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UWCFH7UMTLWZAAN6WLRFFJKO7Z}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:01:38.232588Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a58453fe8c9aed9001beb2e252a54efe40f67f9f32eb1e23e201e178d4ec522c

Aliases

arxiv: 1806.02796 · arxiv_version: 1806.02796v2 · doi: 10.48550/arxiv.1806.02796 · pith_short_12: UWCFH7UMTLWZ · pith_short_16: UWCFH7UMTLWZAAN6 · pith_short_8: UWCFH7UM

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UWCFH7UMTLWZAAN6WLRFFJKO7Z \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a58453fe8c9aed9001beb2e252a54efe40f67f9f32eb1e23e201e178d4ec522c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2f7f3610811dc9705e99e1fe899e45d2e954ff0cca02ead0f8382de646dc955",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-06-07T17:17:04Z",
    "title_canon_sha256": "834169358da836f5da111eec9689f8cb28310748d12aa97c7e36e68fe3448b3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.02796",
    "kind": "arxiv",
    "version": 2
  }
}