Pith Number

pith:AAWHWHNJ

pith:2011:AAWHWHNJXPC4FNOPTWR2NKBQQN

not attested not anchored not stored refs pending

Orbital Motion of HR 8799 b,c, d using Hubble Space Telescope data from 1998: Constraints on Inclination, Eccentricity and Stability

Abhijith Rajan, Adrien Thormann, Christian Marois, J. Brendan Hagan, Laurent Pueyo, Remi Soummer

arxiv:1110.1382 v1 · 2011-10-06 · 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{AAWHWHNJXPC4FNOPTWR2NKBQQN}

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	2026-05-18T04:11:30.226834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

002c7b1da9bbc5c2b5cf9da3a6a830837f89886a38867239e9cbe3583581ad0e

Aliases

arxiv: 1110.1382 · arxiv_version: 1110.1382v1 · doi: 10.48550/arxiv.1110.1382 · pith_short_12: AAWHWHNJXPC4 · pith_short_16: AAWHWHNJXPC4FNOP · pith_short_8: AAWHWHNJ

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/AAWHWHNJXPC4FNOPTWR2NKBQQN \
  | 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: 002c7b1da9bbc5c2b5cf9da3a6a830837f89886a38867239e9cbe3583581ad0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cd560db1f3d1470bdf6d28388485e8153a36944a5bf0b1a3f2c11309d8df816",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2011-10-06T20:00:25Z",
    "title_canon_sha256": "ad029d00a9bde4009ddde3ff0d7d0fe969c33f48c9e90cd614f16426d4e545d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1382",
    "kind": "arxiv",
    "version": 1
  }
}