Pith Number

pith:F2DEH3TA

pith:2017:F2DEH3TAISMZFO7QFL64VC3IJX

not attested not anchored not stored refs pending

Standard FITS template for simulated astrophysical scenes with the WFIRST coronagraph

Charles Beichman, John Krist, Rafael Millan-Gabet, Rahul Patel

arxiv:1706.02749 v1 · 2017-06-08 · 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{F2DEH3TAISMZFO7QFL64VC3IJX}

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	2026-05-18T00:42:41.083771Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8643ee60449992bbf02afdca8b684ddff948c95d0bc9e6639b260ed6af16f4

Aliases

arxiv: 1706.02749 · arxiv_version: 1706.02749v1 · doi: 10.48550/arxiv.1706.02749 · pith_short_12: F2DEH3TAISMZ · pith_short_16: F2DEH3TAISMZFO7Q · pith_short_8: F2DEH3TA

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/F2DEH3TAISMZFO7QFL64VC3IJX \
  | 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: 2e8643ee60449992bbf02afdca8b684ddff948c95d0bc9e6639b260ed6af16f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4eb8c20e95b70b39ceac2f29d27fb24042297d878815e59a6926e71ed8a9fc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-06-08T20:00:01Z",
    "title_canon_sha256": "69a43a4f6d3e357bdcc4bc30ee8f4f402882359bd450374b07631b73f3c8a70f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.02749",
    "kind": "arxiv",
    "version": 1
  }
}