Pith Number

pith:ODZBA2ZZ

pith:2026:ODZBA2ZZGTWGT53SOOX4U3MHUG

not attested not anchored not stored refs pending

Detecting HI Absorption in FRB Spectra: Modern Prospects and Scientific Utility

Apurba Bera, Clancy James, Hugh Roxburgh, Marcin Glowacki

arxiv:2602.10328 v2 · 2026-02-10 · astro-ph.HE · 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{ODZBA2ZZGTWGT53SOOX4U3MHUG}

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	2026-06-19T16:12:18.544452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

70f2106b3934ec69f77273afca6d87a1a44b9a3ac047610dc26d210753bb9b71

Aliases

arxiv: 2602.10328 · arxiv_version: 2602.10328v2 · doi: 10.48550/arxiv.2602.10328 · pith_short_12: ODZBA2ZZGTWG · pith_short_16: ODZBA2ZZGTWGT53S · pith_short_8: ODZBA2ZZ

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/ODZBA2ZZGTWGT53SOOX4U3MHUG \
  | 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: 70f2106b3934ec69f77273afca6d87a1a44b9a3ac047610dc26d210753bb9b71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc73d33f3595b2d2cfd09967272045dc0be1974879c659bf3555e0509c022ae8",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-02-10T22:05:57Z",
    "title_canon_sha256": "e158f36c63fe7fb938239748dfdeac87d17686ca63ef6627c65991a1b940c320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.10328",
    "kind": "arxiv",
    "version": 2
  }
}