Pith Number

pith:WMVPF7QW

pith:2019:WMVPF7QWNGYY7OVVFH73YXG4B4

not attested not anchored not stored refs pending

NuSTAR observations of the supernova remnant RX J1713.7$-$3946

David Berge, Felix Aharonian, Naomi Tsuji, Roman Krivonos, Ryota Higurashi, Takaaki Tanaka, Yasunobu Uchiyama

arxiv:1904.12436 v1 · 2019-04-29 · 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{WMVPF7QWNGYY7OVVFH73YXG4B4}

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	2026-05-17T23:44:11.097623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b32af2fe1669b18fbab529ffbc5cdc0f28b671fb1928109670133d46193cc6ce

Aliases

arxiv: 1904.12436 · arxiv_version: 1904.12436v1 · doi: 10.48550/arxiv.1904.12436 · pith_short_12: WMVPF7QWNGYY · pith_short_16: WMVPF7QWNGYY7OVV · pith_short_8: WMVPF7QW

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/WMVPF7QWNGYY7OVVFH73YXG4B4 \
  | 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: b32af2fe1669b18fbab529ffbc5cdc0f28b671fb1928109670133d46193cc6ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b90bb46fe50fbf5fc3a33408454e80e3ece8be429036562adbb1d25ec9ca69ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-04-29T03:34:43Z",
    "title_canon_sha256": "6334839cf77d456eb9a3b88cec898b22ebb76d1d625914adec47ef8d2b25246d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12436",
    "kind": "arxiv",
    "version": 1
  }
}