Pith Number

pith:GFZF3QUP

pith:2014:GFZF3QUPO66SH7SQ5YY7ZYS3J5

not attested not anchored not stored refs pending

Optical and Ultraviolet Observations of the Narrow-Lined Type Ia SN 2012fr in NGC 1365

Bo Wang, Jinming Bai, Jujia Zhang, Juncheng Chen, Tianmeng Zhang, Xiaofeng Wang, Xulin Zhao, Zhengwei Liu

arxiv:1403.0398 v3 · 2014-03-03 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GFZF3QUPO66SH7SQ5YY7ZYS3J5}

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	2026-05-18T01:25:03.782716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31725dc28f77bd23fe50ee31fce25b4f7ff18096480ef9ef927749b6e74facfe

Aliases

arxiv: 1403.0398 · arxiv_version: 1403.0398v3 · doi: 10.48550/arxiv.1403.0398 · pith_short_12: GFZF3QUPO66S · pith_short_16: GFZF3QUPO66SH7SQ · pith_short_8: GFZF3QUP

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/GFZF3QUPO66SH7SQ5YY7ZYS3J5 \
  | 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: 31725dc28f77bd23fe50ee31fce25b4f7ff18096480ef9ef927749b6e74facfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bd8c6a0fe4d7a198d616b90b9dd6ac82dbfaac7a4980ed81e644cb6c3e2eabc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-03T11:30:59Z",
    "title_canon_sha256": "aeac89290b89c21ac1c1040151231db3042faf9c9d6fcaf58ac669aa969dcf2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.0398",
    "kind": "arxiv",
    "version": 3
  }
}