Pith Number

pith:2X6HQKDC

pith:2010:2X6HQKDC3I4P2LPK6CPB6BY75O

not attested not anchored not stored refs pending

Hyperfine spectroscopy using co-propagating pump-probe beams

Alok K. Singh, Dipankar Kaundilya, Sapam Ranjita Chanu, Vasant Natarajan

arxiv:1008.5292 v1 · 2010-08-31 · physics.atom-ph · 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{2X6HQKDC3I4P2LPK6CPB6BY75O}

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	2026-05-18T04:41:36.198366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5fc782862da38fd2deaf09e1f071febbfaa760ae9bf24ffad176f1127386268

Aliases

arxiv: 1008.5292 · arxiv_version: 1008.5292v1 · doi: 10.48550/arxiv.1008.5292 · pith_short_12: 2X6HQKDC3I4P · pith_short_16: 2X6HQKDC3I4P2LPK · pith_short_8: 2X6HQKDC

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/2X6HQKDC3I4P2LPK6CPB6BY75O \
  | 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: d5fc782862da38fd2deaf09e1f071febbfaa760ae9bf24ffad176f1127386268

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab2d50bd30b2f827163d2cca7954b7563359984c645f283c2eaeaff7ea2c4893",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2010-08-31T12:05:08Z",
    "title_canon_sha256": "b54d024ff51d2b320b46cd54917e4c48fa290b8d89ce7a3cf8979b5790d5c751"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.5292",
    "kind": "arxiv",
    "version": 1
  }
}