Pith Number

pith:O3VTSV7V

pith:2012:O3VTSV7VSBB3NNRUWNYAZECL5P

not attested not anchored not stored refs pending

AGN feedback and entropy injection in galaxy cluster cores

Anya Chaudhuri, Biman B. Nath, Subhabrata Majumdar

arxiv:1211.3817 v4 · 2012-11-16 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O3VTSV7VSBB3NNRUWNYAZECL5P}

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	2026-05-18T01:53:10.524014Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

76eb3957f59043b6b634b3700c904bebeb7280a2845a260c4eefb248ae2e76b9

Aliases

arxiv: 1211.3817 · arxiv_version: 1211.3817v4 · doi: 10.48550/arxiv.1211.3817 · pith_short_12: O3VTSV7VSBB3 · pith_short_16: O3VTSV7VSBB3NNRU · pith_short_8: O3VTSV7V

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/O3VTSV7VSBB3NNRUWNYAZECL5P \
  | 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: 76eb3957f59043b6b634b3700c904bebeb7280a2845a260c4eefb248ae2e76b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1920e4b42f43a70d7d9b1ba67520da8d224e4d8dd6f141939ba37ff484ec1bf",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-11-16T07:53:45Z",
    "title_canon_sha256": "ba2f74e9cee8f0651838d84c62a58d6c795b108aa879d320489eb92691d7ff42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.3817",
    "kind": "arxiv",
    "version": 4
  }
}