Pith Number

pith:M56BO7BP

pith:2014:M56BO7BPOQHT7LVWTHLJNRAUCH

not attested not anchored not stored refs pending

A connection between extremely strong Damped Lyman-alpha Systems and Lyman-alpha Emitting Galaxies at small impact parameters

D. G. York, H. Finley, I. Paris, J. Ge, M. M. Pieri, P. Noterdaeme, P. Petitjean, Z. Cai

arxiv:1403.4115 v1 · 2014-03-17 · astro-ph.GA · 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{M56BO7BPOQHT7LVWTHLJNRAUCH}

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	2026-05-18T02:48:46.212647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

677c177c2f740f3faeb699d696c41411eb6e7ba2266bb975ac23cf3e3a40b9fd

Aliases

arxiv: 1403.4115 · arxiv_version: 1403.4115v1 · doi: 10.48550/arxiv.1403.4115 · pith_short_12: M56BO7BPOQHT · pith_short_16: M56BO7BPOQHT7LVW · pith_short_8: M56BO7BP

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/M56BO7BPOQHT7LVWTHLJNRAUCH \
  | 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: 677c177c2f740f3faeb699d696c41411eb6e7ba2266bb975ac23cf3e3a40b9fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4387f79f7a636eaa637834b737e11d98355119aef13f6081f5bd7622552f856",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-03-17T14:50:33Z",
    "title_canon_sha256": "8d5051d83f4deed683778f094f26370b18836851dc14971be44280435f9a8008"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.4115",
    "kind": "arxiv",
    "version": 1
  }
}