Pith Number

pith:EUOFCOR7

pith:2016:EUOFCOR7A3VOYRYXPUIO4RAVCL

not attested not anchored not stored refs pending

Quasi-periodic pulsations with periods that change depending on whether the pulsations have thermal or nonthermal components

Dong Li, Qingmin Zhang, Yingna Su, Yu Huang, Zongjun Ning

arxiv:1612.02677 v1 · 2016-12-08 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EUOFCOR7A3VOYRYXPUIO4RAVCL}

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	2026-05-18T00:53:57.467639Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

251c513a3f06eaec47177d10ee441512cce4b9698b8e8c0f036feabe7ce54260

Aliases

arxiv: 1612.02677 · arxiv_version: 1612.02677v1 · doi: 10.48550/arxiv.1612.02677 · pith_short_12: EUOFCOR7A3VO · pith_short_16: EUOFCOR7A3VOYRYX · pith_short_8: EUOFCOR7

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/EUOFCOR7A3VOYRYXPUIO4RAVCL \
  | 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: 251c513a3f06eaec47177d10ee441512cce4b9698b8e8c0f036feabe7ce54260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2675e1bda72657fd1041b893d4ebaf6531d001371245b6f447be3ece6828c768",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-12-08T15:01:43Z",
    "title_canon_sha256": "d4ea43a0775bddeb9c2778292f17f7671abb370e8bc0a294cd290c31252627ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.02677",
    "kind": "arxiv",
    "version": 1
  }
}