Pith Number

pith:DIGIEXDW

pith:2020:DIGIEXDWFNSQFLB46S7RU3V54H

not attested not anchored not stored refs pending

Quantifying quantum non-Markovianity based on quantum coherence via skew information

Lian-He Shao, Shao-Ming Fei, Yu Luo, Yu-Ran Zhang, Zhengjun Xi

arxiv:2001.01261 v1 · 2020-01-05 · 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{DIGIEXDWFNSQFLB46S7RU3V54H}

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	2026-07-05T00:30:40.493171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a0c825c762b6502ac3cf4bf1a6ebde1e59920f806bb313be8351c62d3bd9f54

Aliases

arxiv: 2001.01261 · arxiv_version: 2001.01261v1 · doi: 10.48550/arxiv.2001.01261 · pith_short_12: DIGIEXDWFNSQ · pith_short_16: DIGIEXDWFNSQFLB4 · pith_short_8: DIGIEXDW

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/DIGIEXDWFNSQFLB46S7RU3V54H \
  | 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: 1a0c825c762b6502ac3cf4bf1a6ebde1e59920f806bb313be8351c62d3bd9f54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bf87d297a306311cd08c1d8c63cfcccb822a9c42afe22816d3c5932f986ede5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2020-01-05T15:37:15Z",
    "title_canon_sha256": "2e5583120d334d98210c8796f847c0ff366314e29dda1e6eeabbc9fd496db17c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01261",
    "kind": "arxiv",
    "version": 1
  }
}