Pith Number

pith:YHYI3IA4

pith:1996:YHYI3IA4LE52F7UTMJK5YWTDXJ

not attested not anchored not stored refs pending

Type Ia Supernovae as Extragalactic Distance Indicators

Adam Fisher, David Branch, Peter Nugent

arxiv:astro-ph/9601006 v1 · 1996-01-02 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YHYI3IA4LE52F7UTMJK5YWTDXJ}

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	2026-07-04T14:14:40.438738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1f08da01c593ba2fe936255dc5a63ba7e4bfcaedd2ae85453d644c0e62614c5

Aliases

arxiv: astro-ph/9601006 · arxiv_version: astro-ph/9601006v1 · doi: 10.48550/arxiv.astro-ph/9601006 · pith_short_12: YHYI3IA4LE52 · pith_short_16: YHYI3IA4LE52F7UT · pith_short_8: YHYI3IA4

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/YHYI3IA4LE52F7UTMJK5YWTDXJ \
  | 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: c1f08da01c593ba2fe936255dc5a63ba7e4bfcaedd2ae85453d644c0e62614c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560dce34d09e6c4a9982c99ab6343b708c8dc316c7b49ed1b992ae2266574114",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1996-01-02T20:51:52Z",
    "title_canon_sha256": "e1c0ca1ccf606baa952638ba489b83e4dfe12ef563bc4ae0c6a467503d1eb422"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9601006",
    "kind": "arxiv",
    "version": 1
  }
}