Pith Number

pith:2CB4DBLJ

pith:2010:2CB4DBLJELGOUBQMERGSUCNWYA

not attested not anchored not stored refs pending

On the negativity of random pure states

Animesh Datta

arxiv:1004.1317 v1 · 2010-04-08 · 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{2CB4DBLJELGOUBQMERGSUCNWYA}

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	2026-05-18T02:08:07.991956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d083c1856922ccea060c244d2a09b6c0260f9841119f52280d4f04e0b044cd05

Aliases

arxiv: 1004.1317 · arxiv_version: 1004.1317v1 · doi: 10.48550/arxiv.1004.1317 · pith_short_12: 2CB4DBLJELGO · pith_short_16: 2CB4DBLJELGOUBQM · pith_short_8: 2CB4DBLJ

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/2CB4DBLJELGOUBQMERGSUCNWYA \
  | 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: d083c1856922ccea060c244d2a09b6c0260f9841119f52280d4f04e0b044cd05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6412bf375e046d51887a8b1d717d242872823790e16e2e1b015c0b0c0af6bca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-04-08T12:09:54Z",
    "title_canon_sha256": "abc189874084681efaa23eb6c92b918070ac50ad6c378cff9a320a5e2c7eeaa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.1317",
    "kind": "arxiv",
    "version": 1
  }
}