Pith Number

pith:NPIEYJT3

pith:2009:NPIEYJT37BYHE4WFS7LOK533N4

not attested not anchored not stored refs pending

Witness for edge states and its characteristics

Nirman Ganguly, Satyabrata Adhikari

arxiv:0906.2265 v2 · 2009-06-12 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPIEYJT37BYHE4WFS7LOK533N4}

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	2026-05-18T02:13:20.575302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bd04c267bf8707272c597d6e5777b6f347d081ccd438e8730810e04f763490b

Aliases

arxiv: 0906.2265 · arxiv_version: 0906.2265v2 · doi: 10.48550/arxiv.0906.2265 · pith_short_12: NPIEYJT37BYH · pith_short_16: NPIEYJT37BYHE4WF · pith_short_8: NPIEYJT3

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/NPIEYJT37BYHE4WFS7LOK533N4 \
  | 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: 6bd04c267bf8707272c597d6e5777b6f347d081ccd438e8730810e04f763490b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e30195e86fa68ae1798e76f68b59279b69d57521fae7c378029637efff1506c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-06-12T06:49:27Z",
    "title_canon_sha256": "78a6adf4eb8c4a46b34302ddf599ab2a0c8efe4f35c0e12b2cb8e0dac95151bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.2265",
    "kind": "arxiv",
    "version": 2
  }
}