Pith Number

pith:IFSTJFJ5

pith:2023:IFSTJFJ5UDEMDEVCCLWB2CB33R

not attested not anchored not stored refs pending

No Surviving SN Ia Companion In SNR 0509-67.5: Stellar Population Characterization and Comparison To Models

Hayden Monk, Johannes Buchner, John P. Hughes, Joshua V. Shields, Prasiddha Arunachalam, Sofia Biriouk, Wolfgang Kerzendorf

arxiv:2305.03750 v1 · 2023-05-05 · astro-ph.SR · astro-ph.GA · 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{IFSTJFJ5UDEMDEVCCLWB2CB33R}

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	2026-07-05T06:25:29.710975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416534953da0c8c192a212ec1d083bdc5a2940f2e2a0e08d8146fb27ce6ae0b6

Aliases

arxiv: 2305.03750 · arxiv_version: 2305.03750v1 · doi: 10.48550/arxiv.2305.03750 · pith_short_12: IFSTJFJ5UDEM · pith_short_16: IFSTJFJ5UDEMDEVC · pith_short_8: IFSTJFJ5

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/IFSTJFJ5UDEMDEVCCLWB2CB33R \
  | 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: 416534953da0c8c192a212ec1d083bdc5a2940f2e2a0e08d8146fb27ce6ae0b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b985b09e52a2cbad73c9dfcc41204b157632e878dfd634d1e29792a573f7aa",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2023-05-05T18:00:01Z",
    "title_canon_sha256": "4d08d644c30d667a69237bcc83637a76b0d28e018e9b6b0a77de39a9db2ee482"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.03750",
    "kind": "arxiv",
    "version": 1
  }
}