Pith Number

pith:UHHJUZIU

pith:2012:UHHJUZIUPVMF3JGTXW3B2QLXXQ

not attested not anchored not stored refs pending

A Gemini ground-based transmission spectrum of WASP-29b: a featureless spectrum from 515 to 720nm

2), (2) ESO), J. K. Barstow (1), L. N. Fletcher (1), N. P. Gibson (1, P. G. J. Irwin (1) ((1) Oxford, S. Aigrain (1), T. M. Evans (1)

arxiv:1210.7798 v2 · 2012-10-29 · 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{UHHJUZIUPVMF3JGTXW3B2QLXXQ}

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	2026-05-18T01:53:36.054155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1ce9a65147d585da4d3bdb61d4177bc2e58e92fb6aad33a41c13ee84a26475a

Aliases

arxiv: 1210.7798 · arxiv_version: 1210.7798v2 · doi: 10.48550/arxiv.1210.7798 · pith_short_12: UHHJUZIUPVMF · pith_short_16: UHHJUZIUPVMF3JGT · pith_short_8: UHHJUZIU

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/UHHJUZIUPVMF3JGTXW3B2QLXXQ \
  | 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: a1ce9a65147d585da4d3bdb61d4177bc2e58e92fb6aad33a41c13ee84a26475a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8c172b63ecc0855745f8cde49e921b4e9b9ea5c64ef23406f0598de032149a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2012-10-29T20:00:00Z",
    "title_canon_sha256": "0e6bdbe25f10f534d0765a2371e7c99394228cc2885e66e545dfa05d23e91e98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7798",
    "kind": "arxiv",
    "version": 2
  }
}