Pith Number

pith:6XFJX33T

pith:2014:6XFJX33TAPFRE2KRELAYWP2IQJ

not attested not anchored not stored refs pending

Spectral domain ghost imaging

Nandan Jha

arxiv:1406.1271 v1 · 2014-06-05 · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6XFJX33TAPFRE2KRELAYWP2IQJ}

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	2026-05-18T02:50:23.615644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5ca9bef7303cb12695122c18b3f488272abd8708c38eb044923ab2fcee331b7

Aliases

arxiv: 1406.1271 · arxiv_version: 1406.1271v1 · doi: 10.48550/arxiv.1406.1271 · pith_short_12: 6XFJX33TAPFR · pith_short_16: 6XFJX33TAPFRE2KR · pith_short_8: 6XFJX33T

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/6XFJX33TAPFRE2KRELAYWP2IQJ \
  | 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: f5ca9bef7303cb12695122c18b3f488272abd8708c38eb044923ab2fcee331b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "755f81ed2c0bee8694ecc20d4533c774d1bed0caca6d3b64f9d01f32888cb743",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-06-05T05:17:23Z",
    "title_canon_sha256": "1b1184296e0856698a3e2c4b5db23e417bd94c5c1542498f1a3a00ad16ab9e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.1271",
    "kind": "arxiv",
    "version": 1
  }
}