Pith Number

pith:7BIMYBJO

pith:2019:7BIMYBJOVTFEXH22H4QJM225KP

not attested not anchored not stored refs pending

Evolution of the progenitors of SNe 1993J and 2011dh revealed through late time radio and X-ray studies

Barnali Das, Elena Sorokina, Esha Kundu, Evan O'Connor, Mattias Ergon, Miguel A. P\'erez-Torres, Peter Lundqvist, Poonam Chandra, Sergei Blinnikov

arxiv:1903.02457 v1 · 2019-03-06 · 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{7BIMYBJOVTFEXH22H4QJM225KP}

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	2026-05-17T23:48:30.071771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f850cc052eacca4b9f5a3f20966b5d53dbea5a7756ba086fa49389f6e2a320bc

Aliases

arxiv: 1903.02457 · arxiv_version: 1903.02457v1 · doi: 10.48550/arxiv.1903.02457 · pith_short_12: 7BIMYBJOVTFE · pith_short_16: 7BIMYBJOVTFEXH22 · pith_short_8: 7BIMYBJO

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/7BIMYBJOVTFEXH22H4QJM225KP \
  | 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: f850cc052eacca4b9f5a3f20966b5d53dbea5a7756ba086fa49389f6e2a320bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6fe74054b7698dcea56be40a774c5ddad24e945d9b84be04ee39d17f765be15",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-03-06T15:52:55Z",
    "title_canon_sha256": "5061884cd81e831f0e8d99a094dac22c0951d0e2bba75b15e86aa0cd1bbee610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02457",
    "kind": "arxiv",
    "version": 1
  }
}