Pith Number

pith:WTAGD4AF

pith:2014:WTAGD4AFZB64KHWOFMZGIOIIFQ

not attested not anchored not stored refs pending

The Hard X-Ray View of the Young Supernova Remnant G1.9+0.3

Andreas Zoglauer, Brian W. Grefenstette, Charles J. Hailey, Chris L. Fryer, Daniel Stern, Finn E. Christensen, Fiona A. Harrison, Hiromasa Miyasaka, Hongjun An, Kristin K. Madsen, Roman A. Krivonos, Stephen P. Reynolds, Steven E. Boggs, William W. Craig, William W. Zhang

arxiv:1411.6752 v1 · 2014-11-25 · 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{WTAGD4AFZB64KHWOFMZGIOIIFQ}

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	2026-05-18T01:41:26.055194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4c061f005c87dc51ece2b326439082c29c556028caf6594f41412ac58916b87

Aliases

arxiv: 1411.6752 · arxiv_version: 1411.6752v1 · doi: 10.48550/arxiv.1411.6752 · pith_short_12: WTAGD4AFZB64 · pith_short_16: WTAGD4AFZB64KHWO · pith_short_8: WTAGD4AF

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/WTAGD4AFZB64KHWOFMZGIOIIFQ \
  | 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: b4c061f005c87dc51ece2b326439082c29c556028caf6594f41412ac58916b87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89d3d198f9370d0d65dccb18fda0f30377b2cf1b829fd10447f9c654766498da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-11-25T07:12:40Z",
    "title_canon_sha256": "420779381c0858c7f320dc22ee65b7656f3fe75039b2604aa52cf1e146ebbc15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6752",
    "kind": "arxiv",
    "version": 1
  }
}