Pith Number

pith:LDLNHHAD

pith:2011:LDLNHHADTEPYQUIL6RF5YAN6KM

not attested not anchored not stored refs pending

Can Cosmological Accretion be Observed in H-alpha at z~2?

Lo\"ic Le Tiran, Matthew D. Lehnert, Nicole P. H. Nesvadba, Paola Di Matteo, Wim van Driel

arxiv:1104.4496 v1 · 2011-04-22 · 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{LDLNHHADTEPYQUIL6RF5YAN6KM}

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	2026-05-18T02:22:01.247845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58d6d39c03991f88510bf44bdc01be5317b0262f82b2db82c2924286089af7fa

Aliases

arxiv: 1104.4496 · arxiv_version: 1104.4496v1 · doi: 10.48550/arxiv.1104.4496 · pith_short_12: LDLNHHADTEPY · pith_short_16: LDLNHHADTEPYQUIL · pith_short_8: LDLNHHAD

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/LDLNHHADTEPYQUIL6RF5YAN6KM \
  | 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: 58d6d39c03991f88510bf44bdc01be5317b0262f82b2db82c2924286089af7fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba4a06818e40a9349979755bad289885afecdeee10ef9d6c158fa1351a4f3bbe",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-22T20:00:01Z",
    "title_canon_sha256": "1b482552630e59e0c0b937469ebb859135bbef2420be8111dae4a9ade9708218"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4496",
    "kind": "arxiv",
    "version": 1
  }
}