Pith Number

pith:KCFSWTQW

pith:2012:KCFSWTQWF2GBE5MKET6MQQ5OYY

not attested not anchored not stored refs pending

AVAST Survey 0.4-1.0 {\mu}m Spectroscopy of Igneous Asteroids in the Inner and Middle Main Belt

Andrew Puckett, Geza Gyuk, Mark Hammergren, Michael Solontoi

arxiv:1202.4424 v2 · 2012-02-20 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KCFSWTQWF2GBE5MKET6MQQ5OYY}

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	2026-05-18T01:58:23.358780Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

508b2b4e162e8c12758a24fcc843aec607c155b55ff8991c2404331ac2c7cab9

Aliases

arxiv: 1202.4424 · arxiv_version: 1202.4424v2 · doi: 10.48550/arxiv.1202.4424 · pith_short_12: KCFSWTQWF2GB · pith_short_16: KCFSWTQWF2GBE5MK · pith_short_8: KCFSWTQW

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/KCFSWTQWF2GBE5MKET6MQQ5OYY \
  | 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: 508b2b4e162e8c12758a24fcc843aec607c155b55ff8991c2404331ac2c7cab9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac0e15d332a92d0927348c2f0b3f5c95294a8c335da4aab5ab81906a86cf7d88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-02-20T19:06:15Z",
    "title_canon_sha256": "492c208a55f3d101d186a9aac1d15263e30e9b2f29bd3e8fb978683008487f16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4424",
    "kind": "arxiv",
    "version": 2
  }
}