Pith Number

pith:HYW7UGQM

pith:2007:HYW7UGQMX3UEVYJV2OKBJHHNBW

not attested not anchored not stored refs pending

Detecting the Rise and Fall of 21 cm Fluctuations with the Murchison Widefield Array

2), (2) Berkeley), Adam Lidz (1), Lars Hernquist (1) ((1) Harvard-CfA, Matias Zaldarriaga (1), Matthew McQuinn (1), Oliver Zahn (1

arxiv:0711.4373 v1 · 2007-11-27 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HYW7UGQMX3UEVYJV2OKBJHHNBW}

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.

Cited by

1 paper in Pith

Risk-based framework to determine climate-informed design storms for road drainage infrastructure

Receipt and verification

First computed	2026-07-04T17:06:57.641057Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e2dfa1a0cbee84ae135d394149ced0db72cea9df0f0f561cd7ab3e4a669b9e8

Aliases

arxiv: 0711.4373 · arxiv_version: 0711.4373v1 · doi: 10.48550/arxiv.0711.4373 · pith_short_12: HYW7UGQMX3UE · pith_short_16: HYW7UGQMX3UEVYJV · pith_short_8: HYW7UGQM

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/HYW7UGQMX3UEVYJV2OKBJHHNBW \
  | 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: 3e2dfa1a0cbee84ae135d394149ced0db72cea9df0f0f561cd7ab3e4a669b9e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3302756a9f5c12710fb45dc606cc00e37ea1fa4a87dcbe934e1ca94016b8a7e7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-11-27T22:05:07Z",
    "title_canon_sha256": "285dd46edce982f55f72c41cf13669e4880a13a4d44bc37a443f996180b01d04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0711.4373",
    "kind": "arxiv",
    "version": 1
  }
}