Pith Number

pith:SNLGT2PR

pith:2010:SNLGT2PRSNUZ5WWFFNAJK3J74M

not attested not anchored not stored refs pending

Causality and Its Implications for Passive and Active Media

Johannes Skaar

arxiv:1008.2874 v1 · 2010-08-17 · 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{SNLGT2PRSNUZ5WWFFNAJK3J74M}

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	2026-05-18T04:42:04.166348Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

935669e9f193699edac52b40956d3fe30f9a70d92a1f5eed5f747de2c24ac8f9

Aliases

arxiv: 1008.2874 · arxiv_version: 1008.2874v1 · doi: 10.48550/arxiv.1008.2874 · pith_short_12: SNLGT2PRSNUZ · pith_short_16: SNLGT2PRSNUZ5WWF · pith_short_8: SNLGT2PR

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/SNLGT2PRSNUZ5WWFFNAJK3J74M \
  | 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: 935669e9f193699edac52b40956d3fe30f9a70d92a1f5eed5f747de2c24ac8f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ceb80687f778993d20cf1b0a54a65fa8eb75feed801e0990a4e005322cc5ecd5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2010-08-17T12:07:38Z",
    "title_canon_sha256": "b1ec0a87353d1d3495d0f621bf0062fc99bac929759e5634e56ff5b4a5b9fbf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2874",
    "kind": "arxiv",
    "version": 1
  }
}