Pith Number

pith:QMFCGM3H

pith:2016:QMFCGM3HJNYO565KETEAHSRK7F

not attested not anchored not stored refs pending

Low Radio Frequency Observations and Spectral Modelling of the Remnant of Supernova 1987A

A. Kapinska, A. R. Offringa, B. McKingley, B. M. Gaensler, B. Q. For, C. Wu, E. Lenc, G. Zanardo, J. R. Callingham, K. S. Dwarakanath, L. Hindson, L. Staveley-Smith, M. E. Bell, M. Johnston-Hollitt, N. Hurley-Walker, P. J. Hancock, P. Procopio, Q. Zheng, R. B. Wayth, T. M. O. Franzen

arxiv:1606.05974 v1 · 2016-06-20 · 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{QMFCGM3HJNYO565KETEAHSRK7F}

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	2026-05-18T01:08:38.655607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

830a2333674b70eefbaa24c803ca2af9451f571cdf0a361aaaa83b8e91c6e7b3

Aliases

arxiv: 1606.05974 · arxiv_version: 1606.05974v1 · doi: 10.48550/arxiv.1606.05974 · pith_short_12: QMFCGM3HJNYO · pith_short_16: QMFCGM3HJNYO565K · pith_short_8: QMFCGM3H

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/QMFCGM3HJNYO565KETEAHSRK7F \
  | 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: 830a2333674b70eefbaa24c803ca2af9451f571cdf0a361aaaa83b8e91c6e7b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0688c7f171e87ab73b55ac52f5c78e0d4b390df15f05e5ec38e931951a0320c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2016-06-20T05:23:26Z",
    "title_canon_sha256": "e797226c6b17a5a0e0966d366c7e47dac64cdb8c19d8eb49521e6e56873614fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.05974",
    "kind": "arxiv",
    "version": 1
  }
}