Pith Number

pith:VURHZRFU

pith:2010:VURHZRFUUWVF43NYNUNA5CU3QS

not attested not anchored not stored refs pending

QCD relics from the early Universe

A.V. Nefediev, D. Antonov, J.E.F.T. Ribeiro

arxiv:1008.3638 v1 · 2010-08-21 · hep-ph · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VURHZRFUUWVF43NYNUNA5CU3QS}

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	2026-05-18T04:41:55.469185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad227cc4b4a5aa5e6db86d1a0e8a9b848f211a5e4b4bd2c84ce47d4703562444

Aliases

arxiv: 1008.3638 · arxiv_version: 1008.3638v1 · doi: 10.48550/arxiv.1008.3638 · pith_short_12: VURHZRFUUWVF · pith_short_16: VURHZRFUUWVF43NY · pith_short_8: VURHZRFU

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/VURHZRFUUWVF43NYNUNA5CU3QS \
  | 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: ad227cc4b4a5aa5e6db86d1a0e8a9b848f211a5e4b4bd2c84ce47d4703562444

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecf3b2d39b120a6d166242fff64ae214657933f480b51fb568baaa8e3077118d",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2010-08-21T15:18:00Z",
    "title_canon_sha256": "4edb9a0d1099c3191c77560f602704b7143afd5a957429cc1e82e441dbea4e52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.3638",
    "kind": "arxiv",
    "version": 1
  }
}