Pith Number

pith:IC4ABA2S

pith:2003:IC4ABA2SAIYYP3DC6ZMH4TFRLG

not attested not anchored not stored refs pending

A Fourier-Based Algorithm for Modelling Aberrations in HETE-2's Imaging System

(2) Tokyo Institute of Technology), Bjoern Malte Schaefer (1), Nobuyuki Kawai (2) ((1) MPA

arxiv:astro-ph/0301132 v1 · 2003-01-08 · 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{IC4ABA2SAIYYP3DC6ZMH4TFRLG}

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	2026-05-18T03:31:43.420710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40b8008352023187ec62f6587e4cb159a2a7878403505a88222616c3bdd72b1b

Aliases

arxiv: astro-ph/0301132 · arxiv_version: astro-ph/0301132v1 · doi: 10.48550/arxiv.astro-ph/0301132 · pith_short_12: IC4ABA2SAIYY · pith_short_16: IC4ABA2SAIYYP3DC · pith_short_8: IC4ABA2S

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/IC4ABA2SAIYYP3DC6ZMH4TFRLG \
  | 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: 40b8008352023187ec62f6587e4cb159a2a7878403505a88222616c3bdd72b1b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e55d272e2a5e47d50f85ab414d5241b2980bcbbe795368fe0db7428e36d1929d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-01-08T15:53:21Z",
    "title_canon_sha256": "03a71e69263737f6b156e50112b1020cbacba90964bef75ab5d43bc6ba306427"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0301132",
    "kind": "arxiv",
    "version": 1
  }
}