Pith Number

pith:HWYJB67M

pith:2012:HWYJB67MSMV5HD3DB2BSYIROPO

not attested not anchored not stored refs pending

Backreaction of accreting matter onto a black hole in the Eddington-Finkelstein coordinates

E. Babichev, V. Dokuchaev, Yu. Eroshenko

arxiv:1202.2836 v2 · 2012-02-13 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HWYJB67MSMV5HD3DB2BSYIROPO}

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	2026-05-18T03:55:37.038778Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3db090fbec932bd38f630e832c222e7ba61a66ea2971028dd8987864092a82f6

Aliases

arxiv: 1202.2836 · arxiv_version: 1202.2836v2 · doi: 10.48550/arxiv.1202.2836 · pith_short_12: HWYJB67MSMV5 · pith_short_16: HWYJB67MSMV5HD3D · pith_short_8: HWYJB67M

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/HWYJB67MSMV5HD3DB2BSYIROPO \
  | 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: 3db090fbec932bd38f630e832c222e7ba61a66ea2971028dd8987864092a82f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0956157cea014914f722f9ae4e3adfa02f7a6be2286adb7098bf1ab746f77f18",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-02-13T20:26:35Z",
    "title_canon_sha256": "1d0bb0a1da4dfba8daad5528dddd3eefa2eadfc2bcee4551adf3aa68998b4f59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2836",
    "kind": "arxiv",
    "version": 2
  }
}