Pith Number

pith:OBWFJSR6

pith:2021:OBWFJSR63FRD2VJQTJ7HBYEFIF

not attested not anchored not stored refs pending

Quantum Complexity as Hydrodynamics

Florian Goth, Ioannis Matthaiakakis, Johanna Erdmenger, Pablo Basteiro, Pascal Fries, Ren\'e Meyer

arxiv:2109.01152 v2 · 2021-09-02 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OBWFJSR63FRD2VJQTJ7HBYEFIF}

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	2026-07-05T05:03:19.572772Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

706c54ca3ed9623d55309a7e70e085416e1f42a87b7f987ffe4a46529091609a

Aliases

arxiv: 2109.01152 · arxiv_version: 2109.01152v2 · doi: 10.48550/arxiv.2109.01152 · pith_short_12: OBWFJSR63FRD · pith_short_16: OBWFJSR63FRD2VJQ · pith_short_8: OBWFJSR6

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/OBWFJSR63FRD2VJQTJ7HBYEFIF \
  | 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: 706c54ca3ed9623d55309a7e70e085416e1f42a87b7f987ffe4a46529091609a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "895015ccda3d27068083bf7ffaca436f97aa49cbd9158e0c31d0e601e8b7c37c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2021-09-02T18:00:05Z",
    "title_canon_sha256": "3b86e57b74b2c27004da1bc81124d966d117513a72dd23017babb99c9fbf8080"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.01152",
    "kind": "arxiv",
    "version": 2
  }
}