Pith Number

pith:UWUTLY4L

pith:2019:UWUTLY4LOFAXF273AC3E4YD5QY

not attested not anchored not stored refs pending

The ESO supernovae type Ia progenitor survey (SPY)

A. Renzini, A. Stroer, B. Leibundgut, C.A. Karl, D. Homeier, D. Koester, D. Reimers, G. Nelemans, H. Drechsel, L. Yungelson, R. Napiwotzki, S. Catalan, S. Moehler, T. Lisker, T.R. Marsh, U. Heber

arxiv:1906.10977 v2 · 2019-06-26 · 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{UWUTLY4LOFAXF273AC3E4YD5QY}

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	2026-07-05T01:15:05.610504Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5a935e38b714172ebfb00b64e607d8610c404090c2c75d0d6189cc74c90d0e4

Aliases

arxiv: 1906.10977 · arxiv_version: 1906.10977v2 · doi: 10.48550/arxiv.1906.10977 · pith_short_12: UWUTLY4LOFAX · pith_short_16: UWUTLY4LOFAXF273 · pith_short_8: UWUTLY4L

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/UWUTLY4LOFAXF273AC3E4YD5QY \
  | 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: a5a935e38b714172ebfb00b64e607d8610c404090c2c75d0d6189cc74c90d0e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25e647fb29ae4439011e2c6a75383fbec7c30dcfd231b9ca6f5c732990e34356",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-06-26T11:10:41Z",
    "title_canon_sha256": "6ffe6e73e26d76039864e9e0e32f02f4165e5f347d25a14aca92ad50487440d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10977",
    "kind": "arxiv",
    "version": 2
  }
}