Pith Number

pith:6DM4UPXM

pith:2013:6DM4UPXM55OQMQ4C5ZN7MMSVPL

not attested not anchored not stored refs pending

Facilities for Dark Energy Investigations

David Weinberg, Deborah Bard, Jason Rhodes, Joshua Frieman, Karl Gebhardt, Kyle Dawson, Michael Levi, Olivier Dore

arxiv:1309.5380 v1 · 2013-09-20 · 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{6DM4UPXM55OQMQ4C5ZN7MMSVPL}

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	2026-05-18T03:12:45.829557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0d9ca3eecef5d064382ee5bf632557ad262fa6be26405b09584dbf5e34bcf2b

Aliases

arxiv: 1309.5380 · arxiv_version: 1309.5380v1 · doi: 10.48550/arxiv.1309.5380 · pith_short_12: 6DM4UPXM55OQ · pith_short_16: 6DM4UPXM55OQMQ4C · pith_short_8: 6DM4UPXM

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/6DM4UPXM55OQMQ4C5ZN7MMSVPL \
  | 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: f0d9ca3eecef5d064382ee5bf632557ad262fa6be26405b09584dbf5e34bcf2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef218a40c53f89fcba18901f39acc8188e20f2c87701d41e4d65b5d8874a52b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-20T20:59:52Z",
    "title_canon_sha256": "a2f594fd94d665cca9ef0236d4646560033ec6d3acb08da56d4a1239994c776e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5380",
    "kind": "arxiv",
    "version": 1
  }
}