Pith Number

pith:KOJSUBTS

pith:2009:KOJSUBTSFWMPZ22TWFKEZLFCJM

not attested not anchored not stored refs pending

Spitzer Space Telescope Observations of the Nucleus of Comet 103P/Hartley 2

C.D. Snodgrass, C.M. Lisse, J.M. Bauer, K.J. Meech, M.F. A'Hearn, M.J Belton, O. Groussin, T.L. Farnham, W.T. Reach, Y.R. Fernandez

arxiv:0906.4733 v1 · 2009-06-25 · astro-ph.EP · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KOJSUBTSFWMPZ22TWFKEZLFCJM}

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	2026-05-18T02:13:12.691736Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53932a06722d98fceb53b1544caca24b3849577c71d5b8afae6811f59697d100

Aliases

arxiv: 0906.4733 · arxiv_version: 0906.4733v1 · doi: 10.48550/arxiv.0906.4733 · pith_short_12: KOJSUBTSFWMP · pith_short_16: KOJSUBTSFWMPZ22T · pith_short_8: KOJSUBTS

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/KOJSUBTSFWMPZ22TWFKEZLFCJM \
  | 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: 53932a06722d98fceb53b1544caca24b3849577c71d5b8afae6811f59697d100

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82a7f8cb3cbd9b900e36e7a45207bcb5dd0047b89f138b57986cb312176ea9a6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2009-06-25T16:09:17Z",
    "title_canon_sha256": "71293c4e25538898b6cc7afe001b1f18a0861938e795b322e554ca69e2fd1803"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4733",
    "kind": "arxiv",
    "version": 1
  }
}