Pith Number

pith:FQK5FRSC

pith:2011:FQK5FRSC6KJQNMYU7B6R6X2DYH

not attested not anchored not stored refs pending

Near-infrared spectroscopy of EX Lupi in outburst

A. Juh\'asz, \'A. K\'osp\'al, A. Sicilia-Aguilar, C.P. Dullemond, M. Goto, M. van den Ancker, P. \'Abrah\'am, Th. Henning, Zs. Reg\'aly

arxiv:1105.1287 v1 · 2011-05-06 · 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{FQK5FRSC6KJQNMYU7B6R6X2DYH}

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.

Cited by

1 paper in Pith

Gaia21bja: pre-main sequence star with quasi-periodic bursts

Receipt and verification

First computed	2026-05-18T02:02:03.337429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c15d2c642f29306b314f87d1f5f43c1e9eb355c4b5260627b299b6a106e22f2

Aliases

arxiv: 1105.1287 · arxiv_version: 1105.1287v1 · doi: 10.48550/arxiv.1105.1287 · pith_short_12: FQK5FRSC6KJQ · pith_short_16: FQK5FRSC6KJQNMYU · pith_short_8: FQK5FRSC

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/FQK5FRSC6KJQNMYU7B6R6X2DYH \
  | 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: 2c15d2c642f29306b314f87d1f5f43c1e9eb355c4b5260627b299b6a106e22f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0f6b8b6e5cbfe0d1081f123e0d597e15b5e9bdbe67283c775f2ce943a6ef51b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-05-06T14:09:02Z",
    "title_canon_sha256": "8c2f12106fc6c29613013713091efcdaa048957a7fb7978a88314effdd146e8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.1287",
    "kind": "arxiv",
    "version": 1
  }
}