Pith Number

pith:553AL5KD

pith:2013:553AL5KDINCDVEAWZZKZOQKFNG

not attested not anchored not stored refs pending

Radio Constraints on Heavily-Obscured Star-Formation within Dark Gamma-Ray Burst Host Galaxies

D. A. Perley, R. A. Perley

arxiv:1305.2941 v3 · 2013-05-13 · astro-ph.CO · 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{553AL5KDINCDVEAWZZKZOQKFNG}

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	2026-05-18T01:50:02.599574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef7605f54343443a9016ce559741456994fa9345ed32ff846bd277ad9e0907c7

Aliases

arxiv: 1305.2941 · arxiv_version: 1305.2941v3 · doi: 10.48550/arxiv.1305.2941 · pith_short_12: 553AL5KDINCD · pith_short_16: 553AL5KDINCDVEAW · pith_short_8: 553AL5KD

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/553AL5KDINCDVEAWZZKZOQKFNG \
  | 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: ef7605f54343443a9016ce559741456994fa9345ed32ff846bd277ad9e0907c7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18db3c14c0a41e85917e2c8e508602c13c0005f7f98655efca56ff29218568c7",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-13T20:11:56Z",
    "title_canon_sha256": "f7dea3ecd59a156ea704b2c449d6b4a8036706d1ae2efda0103a0d2096a0caff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2941",
    "kind": "arxiv",
    "version": 3
  }
}