Pith Number

pith:WGOIK3RJ

pith:2022:WGOIK3RJCC766NJD7XEQBFLAPV

not attested not anchored not stored refs pending

Explosion Imminent: the appearance of Red Supergiants at the point of core-collapse

Ben Davies, Bertrand Plez, Mike Petrault

arxiv:2208.10883 v1 · 2022-08-23 · astro-ph.SR · 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{WGOIK3RJCC766NJD7XEQBFLAPV}

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	2026-07-05T05:10:10.663041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b19c856e2910bfef3523fdc90095607d4f396cacf0fc5763c26f2b6a7fae1c61

Aliases

arxiv: 2208.10883 · arxiv_version: 2208.10883v1 · doi: 10.48550/arxiv.2208.10883 · pith_short_12: WGOIK3RJCC76 · pith_short_16: WGOIK3RJCC766NJD · pith_short_8: WGOIK3RJ

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/WGOIK3RJCC766NJD7XEQBFLAPV \
  | 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: b19c856e2910bfef3523fdc90095607d4f396cacf0fc5763c26f2b6a7fae1c61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee9baacd1e7917bb395da447d4111877960b340e076cd31842a8e87bc52bc5f3",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-08-23T11:35:09Z",
    "title_canon_sha256": "833745219bed668eacb4fac67ab875d6b23dbb9a6d1c4b1f52a4747b9586ad49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.10883",
    "kind": "arxiv",
    "version": 1
  }
}