Pith Number

pith:MB4QPYNJ

pith:2012:MB4QPYNJZEWEV2RCOJGPLRDI7O

not attested not anchored not stored refs pending

Evidence of two unique variability classes from IGR J17091-3624

India), J. S. Yadav (TIFR, Mayukh Pahari (TIFR, S. K. Pandey (PRSU, Sudip Bhattacharyya (TIFR

arxiv:1202.5894 v1 · 2012-02-27 · 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{MB4QPYNJZEWEV2RCOJGPLRDI7O}

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	2026-05-18T01:58:19.360729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607907e1a9c92c4aea22724cf5c468fb8abb71eab00abc36dc83f404e406db0c

Aliases

arxiv: 1202.5894 · arxiv_version: 1202.5894v1 · doi: 10.48550/arxiv.1202.5894 · pith_short_12: MB4QPYNJZEWE · pith_short_16: MB4QPYNJZEWEV2RC · pith_short_8: MB4QPYNJ

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/MB4QPYNJZEWEV2RCOJGPLRDI7O \
  | 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: 607907e1a9c92c4aea22724cf5c468fb8abb71eab00abc36dc83f404e406db0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "87aad2adbe4cdfef34f99462e85421be6e00a6d656755d27993eef25429dbb69",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-02-27T11:26:50Z",
    "title_canon_sha256": "83be1be0b249ba015ac7cd1cec515e9940e0d54736128b3bbde342f46a351ab7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.5894",
    "kind": "arxiv",
    "version": 1
  }
}