Pith Number

pith:3QO2NQBJ

pith:2019:3QO2NQBJEDF2QOQHP6XMBW2G7A

not attested not anchored not stored refs pending

A stochastic propagation model to the energy dependent rapid temporal behaviour of Cygnus X-1 as observed by AstroSat in the hard state

A. Rao, Bari Maqbool, J. S. Yadav, K. P. Singh, M. K. Patil, M. Sneha Prakash, R. Misra, S. B. Gudennavar, S. Bhattacharyya, S. G. Bubbly, S. Jogadand

arxiv:1904.01598 v2 · 2019-04-02 · astro-ph.HE

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

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	2026-05-17T23:49:24.324062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc1da6c02920cba83a077faec0db46f80b8e90fb59e74569052bea9d937c8648

Aliases

arxiv: 1904.01598 · arxiv_version: 1904.01598v2 · doi: 10.48550/arxiv.1904.01598 · pith_short_12: 3QO2NQBJEDF2 · pith_short_16: 3QO2NQBJEDF2QOQH · pith_short_8: 3QO2NQBJ

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/3QO2NQBJEDF2QOQHP6XMBW2G7A \
  | 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: dc1da6c02920cba83a077faec0db46f80b8e90fb59e74569052bea9d937c8648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e7b91ded3d2a04e4c3e08a319b99bcebad1e46dd7f8b467445d90cf11e08ff2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-02T18:03:54Z",
    "title_canon_sha256": "545b31293ef5b2fafeb1aaa4f008ba40a9acf2fa7cdb2544fdc01063947c4873"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.01598",
    "kind": "arxiv",
    "version": 2
  }
}