Pith Number

pith:DPTCM54K

pith:2012:DPTCM54KMR2N2AOEY23FMLHICI

not attested not anchored not stored refs pending

On the Use of Ly-alpha Emitters as Probes of Reionization

Garrelt Mellema, Hannes Jensen, Ilian T. Iliev, Jesper Sommer-Larsen, Paul R. Shapiro, Peter Laursen

arxiv:1206.4028 v2 · 2012-06-18 · 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{DPTCM54KMR2N2AOEY23FMLHICI}

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	2026-05-18T01:56:51.445240Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1be626778a6474dd01c4c6b6562ce8121c06437ffe65a428b441870f648a8ab7

Aliases

arxiv: 1206.4028 · arxiv_version: 1206.4028v2 · doi: 10.48550/arxiv.1206.4028 · pith_short_12: DPTCM54KMR2N · pith_short_16: DPTCM54KMR2N2AOE · pith_short_8: DPTCM54K

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/DPTCM54KMR2N2AOEY23FMLHICI \
  | 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: 1be626778a6474dd01c4c6b6562ce8121c06437ffe65a428b441870f648a8ab7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bb0cef337d2eeef20a792aadcaa939b2ed6b8d88c94f961af3df8fdef0d7007",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-06-18T19:34:57Z",
    "title_canon_sha256": "f5dc1745256b417b6473603e55ac6c3832d2c740d81d173bcfbcf74cf817bac3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4028",
    "kind": "arxiv",
    "version": 2
  }
}