Pith Number

pith:EGFI5XEI

pith:2015:EGFI5XEIOUHJZXR2BQDEN25VYS

not attested not anchored not stored refs pending

Testing the Kerr Paradigm with X-ray Observations

Cosimo Bambi

arxiv:1507.05036 v1 · 2015-07-17 · gr-qc · 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{EGFI5XEIOUHJZXR2BQDEN25VYS}

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	2026-05-18T00:27:55.473769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218a8edc88750e9cde3a0c0646ebb5c4a27beeca2a787e55e0f5eea704d7f9c5

Aliases

arxiv: 1507.05036 · arxiv_version: 1507.05036v1 · doi: 10.48550/arxiv.1507.05036 · pith_short_12: EGFI5XEIOUHJ · pith_short_16: EGFI5XEIOUHJZXR2 · pith_short_8: EGFI5XEI

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/EGFI5XEIOUHJZXR2BQDEN25VYS \
  | 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: 218a8edc88750e9cde3a0c0646ebb5c4a27beeca2a787e55e0f5eea704d7f9c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3be66049fcc26cb658a84ae9abc0026e17ef3a236e58334711ac3cea7876a63",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-07-17T17:20:30Z",
    "title_canon_sha256": "b60f5ef5e3fc5683b0a1ffb16c7842d234091965e2c71f4be2aa944d07e5a183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.05036",
    "kind": "arxiv",
    "version": 1
  }
}