Pith Number

pith:SF3IK2P7

pith:2021:SF3IK2P7RKEKWIXEIN4FG7UEPO

not attested not anchored not stored refs pending

The post-transit tail of WASP-107b observed at 10830A

A. Oklop\v{c}i\'c, J. J. Spake, L. A. Hillenbrand

arxiv:2107.08999 v1 · 2021-07-19 · 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{SF3IK2P7RKEKWIXEIN4FG7UEPO}

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	2026-07-05T03:38:24.276877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91768569ff8a88ab22e44378537e847bb4eaf3b0ca577e0f00072e7f47ea1c83

Aliases

arxiv: 2107.08999 · arxiv_version: 2107.08999v1 · doi: 10.48550/arxiv.2107.08999 · pith_short_12: SF3IK2P7RKEK · pith_short_16: SF3IK2P7RKEKWIXE · pith_short_8: SF3IK2P7

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/SF3IK2P7RKEKWIXEIN4FG7UEPO \
  | 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: 91768569ff8a88ab22e44378537e847bb4eaf3b0ca577e0f00072e7f47ea1c83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d5c4a5285f0339814a339214fb367a202a2ddf49a29710aa63336b6e22b8323",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-07-19T16:18:59Z",
    "title_canon_sha256": "a8aa3af4c040410b24b58090655ee1f72179e6bb29065f08524e28535b3cff61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.08999",
    "kind": "arxiv",
    "version": 1
  }
}