Pith Number

pith:MYCYJQZY

pith:2009:MYCYJQZYYPBVJBDRBZFG6EJPSE

not attested not anchored not stored refs pending

Gobal entanglement and double occupancy in many-electron states

V. Subrahmanyam

arxiv:0905.3441 v1 · 2009-05-21 · 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{MYCYJQZYYPBVJBDRBZFG6EJPSE}

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	2026-05-18T02:13:38.247429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

660584c338c3c35484710e4a6f112f91238710fbfa6382aa20b367042a5ccbc0

Aliases

arxiv: 0905.3441 · arxiv_version: 0905.3441v1 · doi: 10.48550/arxiv.0905.3441 · pith_short_12: MYCYJQZYYPBV · pith_short_16: MYCYJQZYYPBVJBDR · pith_short_8: MYCYJQZY

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/MYCYJQZYYPBVJBDRBZFG6EJPSE \
  | 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: 660584c338c3c35484710e4a6f112f91238710fbfa6382aa20b367042a5ccbc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd99a1eebe0e01417630dfe5137aa9616cd3afdf80f23542ae32b21334c34114",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-05-21T06:26:05Z",
    "title_canon_sha256": "d6c6f6be9893b094e4052447da4d7022ab7a53a6f6cfb1ee8133c89249feaae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.3441",
    "kind": "arxiv",
    "version": 1
  }
}