Pith Number

pith:RKEV7LOX

pith:2011:RKEV7LOXTGVNN7Y6IYC4PFGAZW

not attested not anchored not stored refs pending

Airborne observation of 2011 Draconids meteor outburst: the Italian mission

Costantino Sigismondi

arxiv:1112.4873 v1 · 2011-12-20 · 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{RKEV7LOXTGVNN7Y6IYC4PFGAZW}

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	2026-05-18T04:05:57.021893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a895fadd799aad6ff1e4605c794c0cd89ecf53bf4e1a8ca4ceffbe3852394d6

Aliases

arxiv: 1112.4873 · arxiv_version: 1112.4873v1 · doi: 10.48550/arxiv.1112.4873 · pith_short_12: RKEV7LOXTGVN · pith_short_16: RKEV7LOXTGVNN7Y6 · pith_short_8: RKEV7LOX

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/RKEV7LOXTGVNN7Y6IYC4PFGAZW \
  | 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: 8a895fadd799aad6ff1e4605c794c0cd89ecf53bf4e1a8ca4ceffbe3852394d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "625a14f320db8b8d7217692f091a9564184f8dea6c9b7d9ee26b2005239e0ace",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-12-20T22:58:23Z",
    "title_canon_sha256": "86179f983f89aad5b0e68d5219ca8bdf411849bd961eed9f3c3f527c03c88c25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.4873",
    "kind": "arxiv",
    "version": 1
  }
}