Pith Number

pith:VFAL7VUE

pith:2015:VFAL7VUETMAUX3NHCV2OJ2IQ6C

not attested not anchored not stored refs pending

Flaring from the supermassive black hole in Mrk 335 studied with Swift and NuSTAR

A.C. Fabian, D. Grupe, D.R. Wilkins, K. Bonson, L.C. Gallo, S. Komossa

arxiv:1510.07656 v1 · 2015-10-26 · 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{VFAL7VUETMAUX3NHCV2OJ2IQ6C}

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	2026-05-18T01:27:56.432858Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a940bfd6849b014beda71574e4e910f0b2aaeeb4d072ec03a2f0f51525eb1929

Aliases

arxiv: 1510.07656 · arxiv_version: 1510.07656v1 · doi: 10.48550/arxiv.1510.07656 · pith_short_12: VFAL7VUETMAU · pith_short_16: VFAL7VUETMAUX3NH · pith_short_8: VFAL7VUE

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/VFAL7VUETMAUX3NHCV2OJ2IQ6C \
  | 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: a940bfd6849b014beda71574e4e910f0b2aaeeb4d072ec03a2f0f51525eb1929

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5e24321e815dac9c53d44aa98ae80b9dcc4edaa78b191790abb6618fb3f71e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-10-26T20:22:21Z",
    "title_canon_sha256": "1c1c4dbeab09dfd154e1d825b26c3277c8f2d68172627f20c75dbefc2d4ef5b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07656",
    "kind": "arxiv",
    "version": 1
  }
}