Pith Number

pith:DWVADA4T

pith:2010:DWVADA4TJS6AMN3EJQCB53ZELO

not attested not anchored not stored refs pending

On Calibrations using the Crab Nebula and Models of the Nebular X-ray Emission

C. Wilson-Hodge, K. Jahoda, M. C. Weisskopf, M. Guainazzi, N. Shaposhnikov, R. F. Elsner, S. L. O'Dell, V. E. Zavlin

arxiv:1003.1916 v1 · 2010-03-09 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DWVADA4TJS6AMN3EJQCB53ZELO}

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	2026-05-18T02:08:35.922561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1daa0183934cbc0637644c041eef245b9f6cfd971fcbeb20d5f2e6bbb78f0de9

Aliases

arxiv: 1003.1916 · arxiv_version: 1003.1916v1 · doi: 10.48550/arxiv.1003.1916 · pith_short_12: DWVADA4TJS6A · pith_short_16: DWVADA4TJS6AMN3E · pith_short_8: DWVADA4T

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/DWVADA4TJS6AMN3EJQCB53ZELO \
  | 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: 1daa0183934cbc0637644c041eef245b9f6cfd971fcbeb20d5f2e6bbb78f0de9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec05d99ec6a81790054efde65542daed9d20899be742eec1422eb9127b6acaca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-03-09T16:20:57Z",
    "title_canon_sha256": "17adae4df05f95b125f8483d86cb1bb42116e308b2f4ac962d23ea8b55471c3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1916",
    "kind": "arxiv",
    "version": 1
  }
}