Pith Number

pith:P7FDFWCZ

pith:2010:P7FDFWCZOFN76EOMAWE4FEEWFV

not attested not anchored not stored refs pending

Updated constraints on the cosmic string tension

Adam Moss, Richard Battye

arxiv:1005.0479 v2 · 2010-05-04 · 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{P7FDFWCZOFN76EOMAWE4FEEWFV}

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	2026-05-18T02:33:32.953963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fca32d859715bff11cc0589c290962d422372ad5d82efddc265bf1a484de088

Aliases

arxiv: 1005.0479 · arxiv_version: 1005.0479v2 · doi: 10.48550/arxiv.1005.0479 · pith_short_12: P7FDFWCZOFN7 · pith_short_16: P7FDFWCZOFN76EOM · pith_short_8: P7FDFWCZ

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/P7FDFWCZOFN76EOMAWE4FEEWFV \
  | 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: 7fca32d859715bff11cc0589c290962d422372ad5d82efddc265bf1a484de088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5273ba429b20052db0f937829d89bf32a361fcf3babc7d46c87cc40defbcbdfc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-04T10:06:17Z",
    "title_canon_sha256": "9f620f10774a6464648041dc50bd259f8c1b140a75681845ee2204ab8c5f8f45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0479",
    "kind": "arxiv",
    "version": 2
  }
}