Pith Number

pith:FSAWDYZQ

pith:2014:FSAWDYZQ44A2DSHUGBSCDMT52U

not attested not anchored not stored refs pending

Constraints on the progenitor system and the environs of SN 2014J from deep radio observations

A. Alberdi, C. Fransson, C.-I. Bjornsson, E. Ros, I. Marti-Vidal, J.C. Guirado, J.M. Marcaide, M.A. Perez-Torres, M. Argo, P. Lundqvist, R. Beswick, S. Ryder, T.W.M. Muxlow, Z. Paragi

arxiv:1405.4702 v2 · 2014-05-19 · 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{FSAWDYZQ44A2DSHUGBSCDMT52U}

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	2026-05-18T01:43:10.996109Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c8161e330e701a1c8f4306421b27dd53d81ce2d6f8058746a8cc31f01c30a45

Aliases

arxiv: 1405.4702 · arxiv_version: 1405.4702v2 · doi: 10.48550/arxiv.1405.4702 · pith_short_12: FSAWDYZQ44A2 · pith_short_16: FSAWDYZQ44A2DSHU · pith_short_8: FSAWDYZQ

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/FSAWDYZQ44A2DSHUGBSCDMT52U \
  | 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: 2c8161e330e701a1c8f4306421b27dd53d81ce2d6f8058746a8cc31f01c30a45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79f6eee911d5f270dd280395a0016a64fadabb2c3ca4172bf957e5d70e0c79c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-05-19T12:55:37Z",
    "title_canon_sha256": "44b643e2117bcdc1e3feb46a208534e937900c105b37844e952c5fab15c3e7be"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.4702",
    "kind": "arxiv",
    "version": 2
  }
}