Pith Number

pith:PUMLVGCO

pith:2017:PUMLVGCOEAYPII2FFGYISURKEH

not attested not anchored not stored refs pending

Discovery of GeV gamma-ray emission from the LMC B0443-6657 with the Fermi Large Area Telescope

Qing-Wen Tang

arxiv:1712.04271 v3 · 2017-12-12 · 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{PUMLVGCOEAYPII2FFGYISURKEH}

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	2026-05-18T00:26:43.212284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d18ba984e2030f4234529b089522a21cb2922225f877afb688f82f317befae6

Aliases

arxiv: 1712.04271 · arxiv_version: 1712.04271v3 · doi: 10.48550/arxiv.1712.04271 · pith_short_12: PUMLVGCOEAYP · pith_short_16: PUMLVGCOEAYPII2F · pith_short_8: PUMLVGCO

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/PUMLVGCOEAYPII2FFGYISURKEH \
  | 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: 7d18ba984e2030f4234529b089522a21cb2922225f877afb688f82f317befae6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fb684b94c05949863b8659c06c3c47c29b2ee192e29ed98f38c4cc915469cc0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-12-12T12:57:09Z",
    "title_canon_sha256": "1459bccc8b74d66730fb3c451ff26282a4959237509c6191e86f02fab6c6e305"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04271",
    "kind": "arxiv",
    "version": 3
  }
}