Pith Number

pith:Q2B2OHIF

pith:2014:Q2B2OHIFALRXMDI7FY45DRPU7Q

not attested not anchored not stored refs pending

A New Model for the Radio Emission from SN 1994I and an Associated Search for Radio Transients in M51

Alicia M. Soderberg, Kate D. Alexander, Laura B. Chomiuk

arxiv:1405.0228 v2 · 2014-05-01 · astro-ph.HE · astro-ph.CO · astro-ph.GA · 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{Q2B2OHIFALRXMDI7FY45DRPU7Q}

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	2026-05-18T01:19:30.838261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8683a71d0502e3760d1f2e39d1c5f4fc3627807092773ea42ce5a75e74dfdd21

Aliases

arxiv: 1405.0228 · arxiv_version: 1405.0228v2 · doi: 10.48550/arxiv.1405.0228 · pith_short_12: Q2B2OHIFALRX · pith_short_16: Q2B2OHIFALRXMDI7 · pith_short_8: Q2B2OHIF

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/Q2B2OHIFALRXMDI7FY45DRPU7Q \
  | 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: 8683a71d0502e3760d1f2e39d1c5f4fc3627807092773ea42ce5a75e74dfdd21

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35d12e2043d30fc49eb559abf92060e53c58b525eedb536ca010ca2068d95443",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.GA",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-05-01T17:33:51Z",
    "title_canon_sha256": "afe34eebfdd9969e42735c336d990865f0470baa933f9c9a533143a23aaa2842"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0228",
    "kind": "arxiv",
    "version": 2
  }
}