Pith Number

pith:JSNTSNGE

pith:2014:JSNTSNGEUDKXLIXTLCGFK7ORN4

not attested not anchored not stored refs pending

An improved model of HII bubbles during the epoch of reionization

Aseem Paranjape (ETH Zurich), T. Roy Choudhury (NCRA Pune)

arxiv:1401.7994 v2 · 2014-01-30 · 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{JSNTSNGEUDKXLIXTLCGFK7ORN4}

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	2026-05-18T01:44:54.287681Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c9b3934c4a0d575a2f3588c557dd16f35db33eda1f4d0bac5b11b11e230d3a1

Aliases

arxiv: 1401.7994 · arxiv_version: 1401.7994v2 · doi: 10.48550/arxiv.1401.7994 · pith_short_12: JSNTSNGEUDKX · pith_short_16: JSNTSNGEUDKXLIXT · pith_short_8: JSNTSNGE

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/JSNTSNGEUDKXLIXTLCGFK7ORN4 \
  | 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: 4c9b3934c4a0d575a2f3588c557dd16f35db33eda1f4d0bac5b11b11e230d3a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c7d14de99e2bcde0e758c4dfcffe0069ba2196bc5ebb15690c22b6f6cba6e2f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-01-30T21:00:17Z",
    "title_canon_sha256": "382a5ca4342d492e210785f1de81a663f57322b27b621724f4fe262870c766f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.7994",
    "kind": "arxiv",
    "version": 2
  }
}