Pith Number

pith:JIWU7TBL

pith:2022:JIWU7TBLKKG7B67OUWDLZDDA5B

not attested not anchored not stored refs pending

Bayesian evidence-driven likelihood selection for sky-averaged 21-cm signal extraction

E. de Lera Acedo, K.H. Scheutwinkel, W. Handley

arxiv:2204.04491 v2 · 2022-04-09 · 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{JIWU7TBLKKG7B67OUWDLZDDA5B}

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	2026-07-05T06:20:17.178150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a2d4fcc2b528df0fbeea586bc8c60e8535a6acfda2c21f52ca7d569cc496e0b

Aliases

arxiv: 2204.04491 · arxiv_version: 2204.04491v2 · doi: 10.48550/arxiv.2204.04491 · pith_short_12: JIWU7TBLKKG7 · pith_short_16: JIWU7TBLKKG7B67O · pith_short_8: JIWU7TBL

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/JIWU7TBLKKG7B67OUWDLZDDA5B \
  | 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: 4a2d4fcc2b528df0fbeea586bc8c60e8535a6acfda2c21f52ca7d569cc496e0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cd5153d130889efb880b464be7dbe8e79451e0460d835a710b637dc9a93ca2b0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-04-09T14:57:47Z",
    "title_canon_sha256": "530f583f7a98be8a6bbefc199c54a0bfa8b9ef0bf5ea7be5d41d9715ddbe1d49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.04491",
    "kind": "arxiv",
    "version": 2
  }
}