Pith Number

pith:IAZPPQJD

pith:2011:IAZPPQJDV4I3MWSC5VYLSLERJV

not attested not anchored not stored refs pending

Efficiency of a wide-area survey in achieving short- and long-term warning for small impactors

D. Farnocchia, F. Bernardi, G. B. Valsecchi

arxiv:1110.3964 v2 · 2011-10-18 · astro-ph.IM · math.DS · physics.space-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{IAZPPQJDV4I3MWSC5VYLSLERJV}

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	2026-05-18T02:00:09.340860Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4032f7c123af11b65a42ed70b92c914d5790ea67d6aa009623f08b015400b6c6

Aliases

arxiv: 1110.3964 · arxiv_version: 1110.3964v2 · doi: 10.48550/arxiv.1110.3964 · pith_short_12: IAZPPQJDV4I3 · pith_short_16: IAZPPQJDV4I3MWSC · pith_short_8: IAZPPQJD

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/IAZPPQJDV4I3MWSC5VYLSLERJV \
  | 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: 4032f7c123af11b65a42ed70b92c914d5790ea67d6aa009623f08b015400b6c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a3f49293d773dc2ea16cd835dc7ae2e6ac8ce2fa0b867fb7f9fe8bf33c30b6a",
    "cross_cats_sorted": [
      "math.DS",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-10-18T13:01:09Z",
    "title_canon_sha256": "b7db0aa7020153d427b49c716f75273e7e918849e51a55cb375245041f1b87b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3964",
    "kind": "arxiv",
    "version": 2
  }
}