Pith Number

pith:PLG4XKN5

pith:2011:PLG4XKN54VHEYWT3JFDERNGCDX

not attested not anchored not stored refs pending

Dark matter and dark energy accretion onto intermediate-mass black holes

C. Pepe, G. E. Romero, L. J. Pellizza

arxiv:1111.5605 v2 · 2011-11-23 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PLG4XKN54VHEYWT3JFDERNGCDX}

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	2026-05-18T01:59:26.143937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7acdcba9bde54e4c5a7b494648b4c21dcfb5f58519ceb157c9013b0321c362ca

Aliases

arxiv: 1111.5605 · arxiv_version: 1111.5605v2 · doi: 10.48550/arxiv.1111.5605 · pith_short_12: PLG4XKN54VHE · pith_short_16: PLG4XKN54VHEYWT3 · pith_short_8: PLG4XKN5

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/PLG4XKN54VHEYWT3JFDERNGCDX \
  | 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: 7acdcba9bde54e4c5a7b494648b4c21dcfb5f58519ceb157c9013b0321c362ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a898c94a0e07813c45bc3b905b652d7e407479545a655663948051e78aca06b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-11-23T20:26:27Z",
    "title_canon_sha256": "4f3df1167febfa7af00067851739622c22062a129ca308d3fd8764a69d39503c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.5605",
    "kind": "arxiv",
    "version": 2
  }
}