Pith Number

pith:A7DEU5AC

pith:2021:A7DEU5ACWDRCJQJFB4MH4JFMXO

not attested not anchored not stored refs pending

One-shot quantum state redistribution and quantum Markov chains

Anurag Anshu, Ashwin Nayak, Dave Touchette, Rahul Jain, Shima Bab Hadiashar

arxiv:2104.08753 v2 · 2021-04-18 · quant-ph · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A7DEU5ACWDRCJQJFB4MH4JFMXO}

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	2026-07-05T07:00:18.148105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07c64a7402b0e224c1250f187e24acbb8bf3bd44021c0283b5ab229d197484d2

Aliases

arxiv: 2104.08753 · arxiv_version: 2104.08753v2 · doi: 10.48550/arxiv.2104.08753 · pith_short_12: A7DEU5ACWDRC · pith_short_16: A7DEU5ACWDRCJQJF · pith_short_8: A7DEU5AC

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/A7DEU5ACWDRCJQJFB4MH4JFMXO \
  | 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: 07c64a7402b0e224c1250f187e24acbb8bf3bd44021c0283b5ab229d197484d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad0fe98be4022ad2de81a967bec59609509b8394dac9080a08469b860e42cdb8",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-04-18T07:34:22Z",
    "title_canon_sha256": "5ef2575d7d9a895ab840a297cbafdc2cfa3cd415a1f351935e08f6c9a8442df8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08753",
    "kind": "arxiv",
    "version": 2
  }
}