Pith Number

pith:7PFXTZIP

pith:2014:7PFXTZIPS3SVTEQRHNPGVOJQQ6

not attested not anchored not stored refs pending

Defocussed Transmission Spectroscopy: A potential detection of sodium in the atmosphere of WASP-12b

C. A. Watson, D. Pollacco, I. Skillen, J. R. Burton, P. Rodriguez-Gil, S. P. Littlefair, V. S. Dhillon

arxiv:1410.3702 v1 · 2014-10-14 · astro-ph.EP · 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{7PFXTZIPS3SVTEQRHNPGVOJQQ6}

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	2026-05-18T02:35:46.863338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbcb79e50f96e55992113b5e6ab93087ba4c0dce39059567b7cce37c479c34db

Aliases

arxiv: 1410.3702 · arxiv_version: 1410.3702v1 · doi: 10.48550/arxiv.1410.3702 · pith_short_12: 7PFXTZIPS3SV · pith_short_16: 7PFXTZIPS3SVTEQR · pith_short_8: 7PFXTZIP

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/7PFXTZIPS3SVTEQRHNPGVOJQQ6 \
  | 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: fbcb79e50f96e55992113b5e6ab93087ba4c0dce39059567b7cce37c479c34db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac40cf8891d6f008e7ef8da61311ecbb7d61d1aaff345905984b2acdb850855a",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2014-10-14T14:19:46Z",
    "title_canon_sha256": "df13afcd99a0911580e63a24935468df8ad174ac8b7572ea3aa2e64689e9c06a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.3702",
    "kind": "arxiv",
    "version": 1
  }
}