Pith Number

pith:GFSQGF2H

pith:2017:GFSQGF2HPSWSN3JU7HLHLUGBIZ

not attested not anchored not stored refs pending

The Carnegie Supernova Project I: methods to estimate host-galaxy reddening of stripped-envelope supernovae

C. Contreras, C. R. Burns, E. Y. Hsiao, F. Taddia, G. Folatelli, G. Leloudas, J. Sollerman, M. Bersten, M. D. Stritzinger, M. M. Phillips, N. B. Suntzeff, N. Morrell, P. Hoeflich, S. Holmbo

arxiv:1707.07615 v1 · 2017-07-20 · astro-ph.HE · 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{GFSQGF2HPSWSN3JU7HLHLUGBIZ}

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	2026-05-18T00:24:16.998179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31650317477cad26ed34f9d675d0c1467ce6108930aac6372a2a27248fa263ce

Aliases

arxiv: 1707.07615 · arxiv_version: 1707.07615v1 · doi: 10.48550/arxiv.1707.07615 · pith_short_12: GFSQGF2HPSWS · pith_short_16: GFSQGF2HPSWSN3JU · pith_short_8: GFSQGF2H

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/GFSQGF2HPSWSN3JU7HLHLUGBIZ \
  | 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: 31650317477cad26ed34f9d675d0c1467ce6108930aac6372a2a27248fa263ce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da5e985ecca20f71fc4e12d05b44f138576d6b8306cb9dd61c0d4a977eb2c2b7",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-07-20T15:45:31Z",
    "title_canon_sha256": "59fdd59e90505bbc291d535a652fd3866b4851118bb8e89ddd6976a9e2b29a81"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07615",
    "kind": "arxiv",
    "version": 1
  }
}