Pith Number

pith:6425IQSA

pith:2010:6425IQSAYOZ5CX6U7L7YP32ILU

not attested not anchored not stored refs pending

A New High Contrast Imaging Program at Palomar Observatory

10), (10) Sagan Fellow), 2, 2), (2) AMNH, (3) Columbia Univ., (4) IoA Cambridge, (5) STScI, 6), (6) Stony Brook University, (7) JPL, (8) Caltech Optical Observatories, (9) NExScI, Anand Sivaramakrishnan (5, Antonin Bouchez (8), Ben R. Oppenheimer (2), Charles Beichman (9), Chengxing Zhai (7), Chris Shelton (7), David King (4), Douglas Brenner (2), Edgar Ligon (7), Gautam Vasisht (7), Ian R. Parry (4), Jennifer E. Roberts (7), Jr. (7), Justin R. Crepp (1), Laurent Pueyo (7), Lewis C. Roberts, Michael Shao (7), Neil Zimmerman (3, Remi Soummer (5), Richard Dekany (8), Rick Burruss (7) ((1) Caltech, Sasha Hinkley (1, Thomas Lockhart (7)

arxiv:1012.0008 v1 · 2010-11-30 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6425IQSAYOZ5CX6U7L7YP32ILU}

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	2026-05-18T02:04:37.022087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f735d44240c3b3d15fd4faff87ef485d296b2d549bd33539dcae2575ec5c4752

Aliases

arxiv: 1012.0008 · arxiv_version: 1012.0008v1 · doi: 10.48550/arxiv.1012.0008 · pith_short_12: 6425IQSAYOZ5 · pith_short_16: 6425IQSAYOZ5CX6U · pith_short_8: 6425IQSA

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/6425IQSAYOZ5CX6U7L7YP32ILU \
  | 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: f735d44240c3b3d15fd4faff87ef485d296b2d549bd33539dcae2575ec5c4752

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e79a6a02da9031b8201ec575c95a3f75d88fcab7d12c82d336a49fab0cf0c50d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2010-11-30T21:03:17Z",
    "title_canon_sha256": "db9bc964fd8a1a161827fbb32cf352d7495227b3dfc6c31ad20c70372d8e16a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.0008",
    "kind": "arxiv",
    "version": 1
  }
}