Pith Number

pith:V3JH7RAX

pith:2015:V3JH7RAX4ENL2WWUJLSR7XMYCQ

not attested not anchored not stored refs pending

Time-delay Cosmography: Increased Leverage with Angular Diameter Distances

Dragan Huterer, Eiichiro Komatsu, Inh Jee, Sherry H. Suyu

arxiv:1509.03310 v2 · 2015-09-10 · 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{V3JH7RAX4ENL2WWUJLSR7XMYCQ}

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	2026-05-18T01:16:18.121764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aed27fc417e11abd5ad44ae51fdd9814091c96fa9338c629ddafb582ba4921f0

Aliases

arxiv: 1509.03310 · arxiv_version: 1509.03310v2 · doi: 10.48550/arxiv.1509.03310 · pith_short_12: V3JH7RAX4ENL · pith_short_16: V3JH7RAX4ENL2WWU · pith_short_8: V3JH7RAX

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/V3JH7RAX4ENL2WWUJLSR7XMYCQ \
  | 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: aed27fc417e11abd5ad44ae51fdd9814091c96fa9338c629ddafb582ba4921f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2e90d88ac7e15daef28fc25b127d4c6fe49782182325e3bb1a6179a467fa412",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-09-10T20:03:49Z",
    "title_canon_sha256": "875f1b7a726fa59c1763763788a446f3c71be2b7f9f153f33a3c04fc8fe538fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03310",
    "kind": "arxiv",
    "version": 2
  }
}