Pith Number

pith:PBMCAIJU

pith:2024:PBMCAIJUG6NHJNNJUDVAZFNDVN

not attested not anchored not stored refs pending

Constraining annihilating dark matter using the multi-frequency radio flux profiles of the M33 galaxy

Chak Man Lee, Chun Sing Leung, Lang Cui, Man Ho Chan, Ning Chang

arxiv:2401.11668 v1 · 2024-01-22 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PBMCAIJUG6NHJNNJUDVAZFNDVN}

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	2026-07-05T08:13:11.699350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7858202134379a74b5a9a0ea0c95a3ab76a319c1ad371e1cc2bbcbb64398b946

Aliases

arxiv: 2401.11668 · arxiv_version: 2401.11668v1 · doi: 10.48550/arxiv.2401.11668 · pith_short_12: PBMCAIJUG6NH · pith_short_16: PBMCAIJUG6NHJNNJ · pith_short_8: PBMCAIJU

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/PBMCAIJUG6NHJNNJUDVAZFNDVN \
  | 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: 7858202134379a74b5a9a0ea0c95a3ab76a319c1ad371e1cc2bbcbb64398b946

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0512f7dcc3454a8704ec588e62634de2cff035a9c8a4117d51db490547b1c221",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-01-22T03:05:56Z",
    "title_canon_sha256": "4ffe2870bbff2af499d50a92a9760367697322acdcb14f89c6810e0e9f0121d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.11668",
    "kind": "arxiv",
    "version": 1
  }
}