Pith Number

pith:NQFDFOQN

pith:2018:NQFDFOQNDKNAGN4HEXCG5ROUL3

not attested not anchored not stored refs pending

Optical Emission Associated with the Galactic Supernova Remnant G179.0+2.6

Christine Black, Jack Neustadt, Nicolas Outters, Robert Fesen, Thomas How

arxiv:1804.07403 v1 · 2018-04-19 · astro-ph.HE · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQFDFOQNDKNAGN4HEXCG5ROUL3}

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	2026-05-18T00:17:02.948494Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c0a32ba0d1a9a03378725c46ec5d45ef6fb0a8bbae0e4c8fa0e79b36a7500ee

Aliases

arxiv: 1804.07403 · arxiv_version: 1804.07403v1 · doi: 10.48550/arxiv.1804.07403 · pith_short_12: NQFDFOQNDKNA · pith_short_16: NQFDFOQNDKNAGN4H · pith_short_8: NQFDFOQN

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/NQFDFOQNDKNAGN4HEXCG5ROUL3 \
  | 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: 6c0a32ba0d1a9a03378725c46ec5d45ef6fb0a8bbae0e4c8fa0e79b36a7500ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6378c0d4bb4b6d3dc4f7614403a52bafbea3e7ef2b1ca4d980e7e4bdcf631a8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-04-19T23:29:24Z",
    "title_canon_sha256": "ba7827796ae77e45c4b4c7f27aa84eb115aa08bedf3277d78e5fd66dac708851"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07403",
    "kind": "arxiv",
    "version": 1
  }
}