Pith Number

pith:2ZHU5UCP

pith:2014:2ZHU5UCP45TXZSV4O5T55EH45Q

not attested not anchored not stored refs pending

Early Observations and Analysis of the Type Ia SN 2014J in M82

C.R. Burns, D.A. Howell, D. Drozdov, D.J. Sand, D.P.K. Banerjee, E.Y. Hsiao, G.H. Marion, G.L. Bryngelson, J. C. Wheeler, J.J. Bochanski, J. Johansson, J.M. Silverman, J. Parrent, J. Vink\'o, M.D. Stritzinger, M.L. Graham, N.M. Ashok, P. A. Milne, R. Amanullah, R.J. Vervack, R.P. Binzel, R. P. Kirshner, S.K. Fieber-Beyer, S. Valenti, V. Joshi, V. Venkataraman

arxiv:1405.3970 v1 · 2014-05-15 · 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{2ZHU5UCP45TXZSV4O5T55EH45Q}

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	2026-05-18T01:43:11.964564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d64f4ed04fe7677ccabc7767de90fcec025e08e77b91527dbad63e0e319c3a1c

Aliases

arxiv: 1405.3970 · arxiv_version: 1405.3970v1 · doi: 10.48550/arxiv.1405.3970 · pith_short_12: 2ZHU5UCP45TX · pith_short_16: 2ZHU5UCP45TXZSV4 · pith_short_8: 2ZHU5UCP

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/2ZHU5UCP45TXZSV4O5T55EH45Q \
  | 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: d64f4ed04fe7677ccabc7767de90fcec025e08e77b91527dbad63e0e319c3a1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8586d8c4609f3c0923c4909838e6f111d37d6b2b989748fc065793c183c5c62b",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-05-15T19:51:58Z",
    "title_canon_sha256": "f542944351d194a7a5ac32f5a34ec35885408ea9617930fb6115c5c9671d4f44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.3970",
    "kind": "arxiv",
    "version": 1
  }
}