Pith Number

pith:4KA7NYD6

pith:2017:4KA7NYD656BRY7MVH5D3ATYVLV

not attested not anchored not stored refs pending

Secular light curves of 25 members of the Themis family of asteroids, suspected of exhibiting low level cometary activity

I. Ferrin, J. Rendon, M. Perez

arxiv:1703.09889 v1 · 2017-03-29 · 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{4KA7NYD656BRY7MVH5D3ATYVLV}

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	2026-05-18T00:47:39.125277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e281f6e07eef831c7d953f47b04f155d75b1598183f3b361633863878aabdd4f

Aliases

arxiv: 1703.09889 · arxiv_version: 1703.09889v1 · doi: 10.48550/arxiv.1703.09889 · pith_short_12: 4KA7NYD656BR · pith_short_16: 4KA7NYD656BRY7MV · pith_short_8: 4KA7NYD6

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/4KA7NYD656BRY7MVH5D3ATYVLV \
  | 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: e281f6e07eef831c7d953f47b04f155d75b1598183f3b361633863878aabdd4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e33ea98b03fab6565151d925f75d53d4849febc6a9bed2cb95277295b864e3e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2017-03-29T05:40:04Z",
    "title_canon_sha256": "a592d438ca3a580c0416c2cc250b6a55872f272bbd1a9c34fe5f8bce78140c74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.09889",
    "kind": "arxiv",
    "version": 1
  }
}