Pith Number

pith:ECSA5ACO

pith:2019:ECSA5ACOZEOXDN2YOFEO5FKUYS

not attested not anchored not stored refs pending

Implications of axionic hair on shadow of M87*

Indrani Banerjee, Soumitra SenGupta, Subhadip Sau

arxiv:1911.05385 v2 · 2019-11-13 · gr-qc · astro-ph.GA · astro-ph.HE · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ECSA5ACOZEOXDN2YOFEO5FKUYS}

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.

Cited by

1 paper in Pith

$\tt BlackHawk$ $\tt v3.0$: Hawking Radiation from Regular Black Holes

Receipt and verification

First computed	2026-07-05T01:09:01.894045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

20a40e804ec91d71b7587148ee9554c49c5cce3a058a9e2b466264eb508fa309

Aliases

arxiv: 1911.05385 · arxiv_version: 1911.05385v2 · doi: 10.48550/arxiv.1911.05385 · pith_short_12: ECSA5ACOZEOX · pith_short_16: ECSA5ACOZEOXDN2Y · pith_short_8: ECSA5ACO

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/ECSA5ACOZEOXDN2YOFEO5FKUYS \
  | 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: 20a40e804ec91d71b7587148ee9554c49c5cce3a058a9e2b466264eb508fa309

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b9d3c9739315ce2df25a6b5de982edc63f38fcdb54c6edf87cbb76e782306a4",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-11-13T10:25:31Z",
    "title_canon_sha256": "a999d133a970994ce8410ce68ebeefc082a6f36ec5d836960f4d0c66cd7b6b1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.05385",
    "kind": "arxiv",
    "version": 2
  }
}