Pith Number

pith:T5FD5QSU

pith:2024:T5FD5QSUH7XWT5LPLCGA4RGWPP

not attested not anchored not stored refs pending

The 21-cm signal during the end stages of reionization

Aurel Schneider, Garrelt Mellema, Ilian T. Iliev, Michele Bianco, Sambit K. Giri, Timoth\'ee Schaeffer

arxiv:2403.04838 v2 · 2024-03-07 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T5FD5QSUH7XWT5LPLCGA4RGWPP}

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	2026-07-05T08:56:17.761880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f4a3ec2543fef69f56f588c0e44d67beabc84c34e2295f13e8b1ac6138c0669

Aliases

arxiv: 2403.04838 · arxiv_version: 2403.04838v2 · doi: 10.48550/arxiv.2403.04838 · pith_short_12: T5FD5QSUH7XW · pith_short_16: T5FD5QSUH7XWT5LP · pith_short_8: T5FD5QSU

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/T5FD5QSUH7XWT5LPLCGA4RGWPP \
  | 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: 9f4a3ec2543fef69f56f588c0e44d67beabc84c34e2295f13e8b1ac6138c0669

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9011db104bc4fef0f601c841c2c7eef8f28403fc1952b4ef89ef06077ba4f189",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/publicdomain/zero/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2024-03-07T19:00:03Z",
    "title_canon_sha256": "e9809853b6849777a83e9417bbbb62d88bdfda4fd20b65b8a11fd8aafb45fb41"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2403.04838",
    "kind": "arxiv",
    "version": 2
  }
}