Pith Number

pith:MLSXTTD2

pith:2014:MLSXTTD2WNRZFULBOOJFNSBM5R

not attested not anchored not stored refs pending

Reionization of the Intergalactic Medium

Andrea Ferrara, Stefania Pandolfi

arxiv:1409.4946 v1 · 2014-09-17 · 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{MLSXTTD2WNRZFULBOOJFNSBM5R}

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	2026-05-18T02:42:38.276400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

62e579cc7ab36392d161739256c82cec69c3aa07fb869f98b316e6b8259b955e

Aliases

arxiv: 1409.4946 · arxiv_version: 1409.4946v1 · doi: 10.48550/arxiv.1409.4946 · pith_short_12: MLSXTTD2WNRZ · pith_short_16: MLSXTTD2WNRZFULB · pith_short_8: MLSXTTD2

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/MLSXTTD2WNRZFULBOOJFNSBM5R \
  | 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: 62e579cc7ab36392d161739256c82cec69c3aa07fb869f98b316e6b8259b955e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "437e240fa9d6525342bed2a500eeb4b648d98997e209ab600c4e959f2f1a92b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-09-17T11:11:57Z",
    "title_canon_sha256": "d67768df4672d957df71aef5ee579e2cd65a05bf6a1f269773eaa3675997978b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4946",
    "kind": "arxiv",
    "version": 1
  }
}