Pith Number

pith:3M52SGCC

pith:2013:3M52SGCCVFWNCVKUWR5FJS32PZ

not attested not anchored not stored refs pending

Warming up for Planck

Arjun Berera, Joao G. Rosa, Sam Bartrum

arxiv:1303.3508 v3 · 2013-03-14 · astro-ph.CO · 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{3M52SGCCVFWNCVKUWR5FJS32PZ}

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	2026-05-18T03:20:35.056249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db3ba91842a96cd15554b47a54cb7a7e7f1b50a91e1058b7cb75c60b9f248061

Aliases

arxiv: 1303.3508 · arxiv_version: 1303.3508v3 · doi: 10.48550/arxiv.1303.3508 · pith_short_12: 3M52SGCCVFWN · pith_short_16: 3M52SGCCVFWNCVKU · pith_short_8: 3M52SGCC

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/3M52SGCCVFWNCVKUWR5FJS32PZ \
  | 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: db3ba91842a96cd15554b47a54cb7a7e7f1b50a91e1058b7cb75c60b9f248061

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d4099a48a595daac5c797d7e733ae9f3559ac33fffc6b89dd90f090d475be81",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-03-14T16:55:00Z",
    "title_canon_sha256": "ff5dcf69dca73d5e41cead26cc24c616f8de60080c98e1b7478825d86a7ff95c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3508",
    "kind": "arxiv",
    "version": 3
  }
}