Pith Number

pith:6I67ALWJ

pith:2025:6I67ALWJ2WAWV5EIYMK2KC2PDF

not attested not anchored not stored refs pending

The infrared counterpart and proper motion of magnetar SGR0501+4516

A. A. Chrimes, A. Borghese, A. J. Levan, A. S. Fruchter, C. Kouveliotou, D. Gotz, D. Steeghs, G. L. Israel, I. Skillen, J. D. Lyman, K. Wiersema, M. Fraser, N. J. Wright, N. Rea, N. R. Tanvir, P. Esposito, R. A. Hounsell, R. Perna, R. P. Mignani, S. Mereghetti, S. Zane, V. S. Dhillon

arxiv:2504.08892 v1 · 2025-04-11 · astro-ph.HE · astro-ph.GA · 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{6I67ALWJ2WAWV5EIYMK2KC2PDF}

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	2026-07-05T10:48:01.109951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f23df02ec9d5816af488c315a50b4f195420e9dc5ab3822fe3171bbc30545e5b

Aliases

arxiv: 2504.08892 · arxiv_version: 2504.08892v1 · doi: 10.48550/arxiv.2504.08892 · pith_short_12: 6I67ALWJ2WAW · pith_short_16: 6I67ALWJ2WAWV5EI · pith_short_8: 6I67ALWJ

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/6I67ALWJ2WAWV5EIYMK2KC2PDF \
  | 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: f23df02ec9d5816af488c315a50b4f195420e9dc5ab3822fe3171bbc30545e5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee3ddb9438f1139a829aa75b7b2a0571004020f0b37a78dcde85d98542952a0b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-04-11T18:01:19Z",
    "title_canon_sha256": "e35d0043a3edfdbef24d8a8015fafe5dab65c425d9ec3fef495fa4c9de2b9cd5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.08892",
    "kind": "arxiv",
    "version": 1
  }
}