Pith Number

pith:EDI2CBTA

pith:2017:EDI2CBTAVNCNXAFAGTTOPJB27F

not attested not anchored not stored refs pending

CEMPlifying reionization

Carlos Frenk (ICC Durham), Mahavir Sharma, Tom Theuns

arxiv:1712.05811 v2 · 2017-12-15 · astro-ph.CO · 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{EDI2CBTAVNCNXAFAGTTOPJB27F}

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	2026-05-18T00:14:16.032428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20d1a10660ab44db80a034e6e7a43af97d8bedb4f104569de2742c0a2eec1dc7

Aliases

arxiv: 1712.05811 · arxiv_version: 1712.05811v2 · doi: 10.48550/arxiv.1712.05811 · pith_short_12: EDI2CBTAVNCN · pith_short_16: EDI2CBTAVNCNXAFA · pith_short_8: EDI2CBTA

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/EDI2CBTAVNCNXAFAGTTOPJB27F \
  | 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: 20d1a10660ab44db80a034e6e7a43af97d8bedb4f104569de2742c0a2eec1dc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90e1d8bc40b78ee34ac70ae6cc22c38a7b04adafbb778b53a492deca04332cba",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-12-15T19:01:56Z",
    "title_canon_sha256": "285370b5e7f3c51688daef7dba77a696cb6f1cc0b4ccff6b711d798fa0b9c2ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.05811",
    "kind": "arxiv",
    "version": 2
  }
}