Pith Number

pith:J3AGFFXQ

pith:2007:J3AGFFXQKUJEWLTI2O4NOU5NMS

not attested not anchored not stored refs pending

An improved cosmological bound on the thermal axion mass

Alessandro Melchiorri, Anze Slosar, Olga Mena

arxiv:0705.2695 v1 · 2007-05-18 · astro-ph · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J3AGFFXQKUJEWLTI2O4NOU5NMS}

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.

Cited by

1 paper in Pith

Axions as Dark Matter, Dark Energy, and Dark Radiation

Receipt and verification

First computed	2026-07-04T15:21:12.194911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ec06296f055124b2e68d3b8d753ad64a7955bd9f2cba66ef4812a9bee1935b9

Aliases

arxiv: 0705.2695 · arxiv_version: 0705.2695v1 · doi: 10.48550/arxiv.0705.2695 · pith_short_12: J3AGFFXQKUJE · pith_short_16: J3AGFFXQKUJEWLTI · pith_short_8: J3AGFFXQ

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/J3AGFFXQKUJEWLTI2O4NOU5NMS \
  | 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: 4ec06296f055124b2e68d3b8d753ad64a7955bd9f2cba66ef4812a9bee1935b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49e31edbfbb88a864ead2e6ebcf3dff9a6da7011287c19bfcc27d110328bd725",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-18T13:23:26Z",
    "title_canon_sha256": "9ed109af6954bee8dac640a7441e815b8c9d4d22202bb0aab74a3fce9a42669d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.2695",
    "kind": "arxiv",
    "version": 1
  }
}