Pith Number

pith:3SFJQBW5

pith:2016:3SFJQBW5GM5MN6UUGDMYLVGBCR

not attested not anchored not stored refs pending

Hard X-ray variability of V404 Cyg during the 2015 outburst

C. Sanchez-Fernandez, E. Kuulkers, J. J. E. Kajava, S. E. Motta

arxiv:1608.08802 v2 · 2016-08-31 · 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{3SFJQBW5GM5MN6UUGDMYLVGBCR}

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	2026-05-18T00:42:55.489113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc8a9806dd333ac6fa9430d985d4c1147656d85bbe87878f702510f2947b98a1

Aliases

arxiv: 1608.08802 · arxiv_version: 1608.08802v2 · doi: 10.48550/arxiv.1608.08802 · pith_short_12: 3SFJQBW5GM5M · pith_short_16: 3SFJQBW5GM5MN6UU · pith_short_8: 3SFJQBW5

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/3SFJQBW5GM5MN6UUGDMYLVGBCR \
  | 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: dc8a9806dd333ac6fa9430d985d4c1147656d85bbe87878f702510f2947b98a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cf656f47bb5cae0391300c91da081db113dbb45ec919e2c5f8a6a38efc79d5f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-08-31T10:34:43Z",
    "title_canon_sha256": "2a3c86c1070c58bbc82db06eed3bbe4ccc68e5e40040c73cb7f12086c868dcf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.08802",
    "kind": "arxiv",
    "version": 2
  }
}