Pith Number

pith:U7LM4VJO

pith:2017:U7LM4VJOIPE4P7IIUTUVUGE4A2

not attested not anchored not stored refs pending

Structure of the velocity gradient tensor in turbulent shear flows

Alain Pumir

arxiv:1707.00157 v1 · 2017-07-01 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U7LM4VJOIPE4P7IIUTUVUGE4A2}

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	2026-05-18T00:41:04.284788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7d6ce552e43c9c7fd08a4e95a189c06adef00b8251d5dddcdb5a163bde83db8

Aliases

arxiv: 1707.00157 · arxiv_version: 1707.00157v1 · doi: 10.48550/arxiv.1707.00157 · pith_short_12: U7LM4VJOIPE4 · pith_short_16: U7LM4VJOIPE4P7II · pith_short_8: U7LM4VJO

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/U7LM4VJOIPE4P7IIUTUVUGE4A2 \
  | 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: a7d6ce552e43c9c7fd08a4e95a189c06adef00b8251d5dddcdb5a163bde83db8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4055bcc07c4e6f3048c48684fdefadb6acbd759577f857b2b7a12dedf39b45df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-07-01T13:29:00Z",
    "title_canon_sha256": "8b87e973e74463f078a7bb0bee0c05e21848a9dc7ee5f10543f71477d8358908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.00157",
    "kind": "arxiv",
    "version": 1
  }
}