Pith Number

pith:AQOBTEP2

pith:2017:AQOBTEP2DU72OPSVYWQLBPFUTD

not attested not anchored not stored refs pending

Notes on modified trace distance measure of coherence

Bin Chen, Shao-Ming Fei

arxiv:1703.03265 v2 · 2017-03-09 · 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{AQOBTEP2DU72OPSVYWQLBPFUTD}

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	2026-05-18T00:20:17.373075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

041c1991fa1d3fa73e55c5a0b0bcb498f0508252a093b86b75c2594e9007c4f7

Aliases

arxiv: 1703.03265 · arxiv_version: 1703.03265v2 · doi: 10.48550/arxiv.1703.03265 · pith_short_12: AQOBTEP2DU72 · pith_short_16: AQOBTEP2DU72OPSV · pith_short_8: AQOBTEP2

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/AQOBTEP2DU72OPSVYWQLBPFUTD \
  | 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: 041c1991fa1d3fa73e55c5a0b0bcb498f0508252a093b86b75c2594e9007c4f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bf2d34e92431a4af7c6d86b77a189aaecd0105f56e6ad054c926cf0e7184f52",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-03-09T14:07:14Z",
    "title_canon_sha256": "8aad7b395330cc3bb72ec532c68de7d6b20e84918054f6f29b14416825bca6d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03265",
    "kind": "arxiv",
    "version": 2
  }
}