Pith Number

pith:UKGC7AZ5

pith:2010:UKGC7AZ5FFGAOJ2O7VMPPW2BDX

not attested not anchored not stored refs pending

A Spitzer Search For Planetary-Mass Brown Dwarfs With Circumstellar Disks: Candidate Selection

Daniel T. Jaffe, Katelyn Allers, Michael Liu, Paul M. Harvey

arxiv:1008.1534 v1 · 2010-08-09 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UKGC7AZ5FFGAOJ2O7VMPPW2BDX}

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	2026-05-18T02:05:57.769735Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a28c2f833d294c07274efd58f7db411dfb39a54e78257530a445cc4ff73d90b0

Aliases

arxiv: 1008.1534 · arxiv_version: 1008.1534v1 · doi: 10.48550/arxiv.1008.1534 · pith_short_12: UKGC7AZ5FFGA · pith_short_16: UKGC7AZ5FFGAOJ2O · pith_short_8: UKGC7AZ5

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/UKGC7AZ5FFGAOJ2O7VMPPW2BDX \
  | 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: a28c2f833d294c07274efd58f7db411dfb39a54e78257530a445cc4ff73d90b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a65c68afe81fb6ab96f83f252e54282f6e0eeecc1053568c6c04e2b6949a5942",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-08-09T15:49:03Z",
    "title_canon_sha256": "ae045ea9bb504e9dec3206b3eb0a81c67a80963899c617b5ceed88431453fd1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.1534",
    "kind": "arxiv",
    "version": 1
  }
}