Pith Number

pith:A4ZFKCHB

pith:2024:A4ZFKCHBQOFV55JNVXDTXWSJTW

not attested not anchored not stored refs pending

Photon Ring Interferometric Signatures Beyond The Universal Regime

Alexandru Lupsasca, Eliot Quataert, George N. Wong, He Jia

arxiv:2405.08804 v1 · 2024-05-14 · astro-ph.HE · gr-qc · 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{A4ZFKCHBQOFV55JNVXDTXWSJTW}

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

The glow of eternal black holes

Receipt and verification

First computed	2026-07-05T09:42:25.310580Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07325508e1838b5ef52dadc73bda499d84b596f9cdde8911ab946f5d2accecb2

Aliases

arxiv: 2405.08804 · arxiv_version: 2405.08804v1 · doi: 10.48550/arxiv.2405.08804 · pith_short_12: A4ZFKCHBQOFV · pith_short_16: A4ZFKCHBQOFV55JN · pith_short_8: A4ZFKCHB

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/A4ZFKCHBQOFV55JNVXDTXWSJTW \
  | 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: 07325508e1838b5ef52dadc73bda499d84b596f9cdde8911ab946f5d2accecb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55dc8f9b7949a4e5bb8c6402a1174cb930f1d16299792f8d9d8b73edd87628e9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2024-05-14T17:51:34Z",
    "title_canon_sha256": "14f873085847a9e2e51f8a06192bc863bc2544d29a1550aa4d672d9e47816b71"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.08804",
    "kind": "arxiv",
    "version": 1
  }
}