Pith Number

pith:EOUEKWSX

pith:2019:EOUEKWSX3LDXVSDWPUYRJIIZV3

not attested not anchored not stored refs pending

Astro2020 Science White Paper: A Shocking Shift in Paradigm for Classical Novae

Adam Kawash, Aliya-Nur Babul, Andrea Derdzinski, Brian D. Metzger, Elad Steinberg, Elias Aydi, Jennifer Sokoloski, Justin Linford, Kirill Sokolovsky, Koji Mukai, Kwan-Lok Li, Laura Chomiuk, Michael P. Rupen

arxiv:1903.08134 v1 · 2019-03-19 · astro-ph.HE

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

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	2026-05-17T23:50:52.855698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23a8455a57dac77ac8767d3114a119aed33898cd0708baa6e32a97121f2957cf

Aliases

arxiv: 1903.08134 · arxiv_version: 1903.08134v1 · doi: 10.48550/arxiv.1903.08134 · pith_short_12: EOUEKWSX3LDX · pith_short_16: EOUEKWSX3LDXVSDW · pith_short_8: EOUEKWSX

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/EOUEKWSX3LDXVSDWPUYRJIIZV3 \
  | 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: 23a8455a57dac77ac8767d3114a119aed33898cd0708baa6e32a97121f2957cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "747bada1ac7e761c1dd5f99b3dacd0f3a04ea71e9c70e4df569e1fdcb0b7b6b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-19T17:46:16Z",
    "title_canon_sha256": "10949cb28a478553dc66232a677064719fbef9302ba4a393f770e84642ea2d96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08134",
    "kind": "arxiv",
    "version": 1
  }
}