Pith Number

pith:PYPCC4GX

pith:2013:PYPCC4GXSCN2RZFCH5JB4PD3GI

not attested not anchored not stored refs pending

Properties of unique hard X-ray dips observed from GRS 1915+105 and IGR J17091-3624 and their implications

France), India), Jerome Rodriguez (CEA Sacley, J. S. Yadav (TIFR, Mayukh Pahari (TIFR, Ranjeev Misra (IUCAA, S. K. Pandey (PRSU, Sudip Bhattacharyya (TIFR

arxiv:1309.7213 v1 · 2013-09-27 · 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{PYPCC4GXSCN2RZFCH5JB4PD3GI}

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	2026-05-18T01:47:25.599846Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e1e2170d7909ba8e4a23f521e3c7b323115f69e1bcf53082effe61a6f2d57d7

Aliases

arxiv: 1309.7213 · arxiv_version: 1309.7213v1 · doi: 10.48550/arxiv.1309.7213 · pith_short_12: PYPCC4GXSCN2 · pith_short_16: PYPCC4GXSCN2RZFC · pith_short_8: PYPCC4GX

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/PYPCC4GXSCN2RZFCH5JB4PD3GI \
  | 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: 7e1e2170d7909ba8e4a23f521e3c7b323115f69e1bcf53082effe61a6f2d57d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2812924c12295bb6a58fcd99797363612888695ae63d966426711d838631624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-09-27T11:58:00Z",
    "title_canon_sha256": "1f7767b279a909e74cc43a3215712f62aec4f5518b7881b6c1d403d8d28693b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.7213",
    "kind": "arxiv",
    "version": 1
  }
}