Pith Number

pith:2SPHN5V7

pith:2014:2SPHN5V7UDSJZYIBONL7CAB4E5

not attested not anchored not stored refs pending

Isotropically polarized speckle patterns

Gabriel Molina-Terriza, Javier Aizpurua, Juan Jos\'e S \'aenz, Mikolaj K. Schmidt, Xavier Vidal, Xavier Zambrana-Puyalto

arxiv:1409.8048 v2 · 2014-09-29 · 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{2SPHN5V7UDSJZYIBONL7CAB4E5}

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	2026-05-18T01:41:54.477644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d49e76f6bfa0e49ce1017357f1003c27776a3fe1cd6455ed514418bf6a8b84df

Aliases

arxiv: 1409.8048 · arxiv_version: 1409.8048v2 · doi: 10.48550/arxiv.1409.8048 · pith_short_12: 2SPHN5V7UDSJ · pith_short_16: 2SPHN5V7UDSJZYIB · pith_short_8: 2SPHN5V7

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/2SPHN5V7UDSJZYIBONL7CAB4E5 \
  | 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: d49e76f6bfa0e49ce1017357f1003c27776a3fe1cd6455ed514418bf6a8b84df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f2ac804df39552805e43e3d7f0995901d792e59ce84fe8fb6b88c258823bfde",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-09-29T09:42:52Z",
    "title_canon_sha256": "6926c37fa5be0cc9938dbf57010ea95f1c4ee8ecd9717e10bb6b437719e49bb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.8048",
    "kind": "arxiv",
    "version": 2
  }
}