Pith Number

pith:2F7JE3BL

pith:2020:2F7JE3BLWSFY6M2LHCJZOYSI2D

not attested not anchored not stored refs pending

The Impact of Realistic Foreground and Instrument Models on 21cm Epoch of Reionization Experiments

Ainulnabilah Nasirudin, Bradley Greig, Cathryn Trott, Chris Power, Ronniy Joseph, Steven Murray

arxiv:2003.08552 v1 · 2020-03-19 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2F7JE3BLWSFY6M2LHCJZOYSI2D}

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	2026-07-05T00:58:50.648828Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d17e926c2bb48b8f334b3893976248d0f17beb0522c7ce95836a61a95aedfe5e

Aliases

arxiv: 2003.08552 · arxiv_version: 2003.08552v1 · doi: 10.48550/arxiv.2003.08552 · pith_short_12: 2F7JE3BLWSFY · pith_short_16: 2F7JE3BLWSFY6M2L · pith_short_8: 2F7JE3BL

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/2F7JE3BLWSFY6M2LHCJZOYSI2D \
  | 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: d17e926c2bb48b8f334b3893976248d0f17beb0522c7ce95836a61a95aedfe5e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5eba1b2bf9d0c8d09e71076019af535384178df94781c4553f197ece85f12232",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-03-19T03:27:20Z",
    "title_canon_sha256": "ca65c50cb98698d7ead93c6199ff82bc9c27028b3f0aa77d53ad570d3cb642cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.08552",
    "kind": "arxiv",
    "version": 1
  }
}