Pith Number

pith:4DEF7G35

pith:2011:4DEF7G35JWLBA7XHGPFDU7MLJ7

not attested not anchored not stored refs pending

Detecting the concurrence of an unknown state with a single observable

Jing-Ling Chen, Zhi-Hao Ma, Zhi-Hua Chen

arxiv:1104.1006 v1 · 2011-04-06 · 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{4DEF7G35JWLBA7XHGPFDU7MLJ7}

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	2026-05-18T04:24:53.802329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0c85f9b7d4d96107ee733ca3a7d8b4fd9b621a1bd671357bf52ffade8aecfdb

Aliases

arxiv: 1104.1006 · arxiv_version: 1104.1006v1 · doi: 10.48550/arxiv.1104.1006 · pith_short_12: 4DEF7G35JWLB · pith_short_16: 4DEF7G35JWLBA7XH · pith_short_8: 4DEF7G35

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/4DEF7G35JWLBA7XHGPFDU7MLJ7 \
  | 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: e0c85f9b7d4d96107ee733ca3a7d8b4fd9b621a1bd671357bf52ffade8aecfdb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0391fd631342e519eec5859af503f77dd1450fa7e0fe9d861bf298d8353d5467",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-06T05:07:14Z",
    "title_canon_sha256": "cd3bafd85351bbda758eb56dd479ad92945d09053ab240d5a519a21be1f6f033"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1006",
    "kind": "arxiv",
    "version": 1
  }
}