Pith Number

pith:WD3PMJ3W

pith:2012:WD3PMJ3WHCI6ZCHSEFMMZNPZAG

not attested not anchored not stored refs pending

Dispersion of swimming algae in laminar and turbulent channel flows: consequences for photobioreactors

G. Sardina, L. Brandt, M. A. Bees, M. Ahmed, O. A. Croze

arxiv:1205.2840 v2 · 2012-05-13 · physics.bio-ph · physics.flu-dyn · q-bio.CB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WD3PMJ3WHCI6ZCHSEFMMZNPZAG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:21:10.395941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0f6f627763891ec88f22158ccb5f9019692b1cb7a59eb3eeda1ff69bd48019a

Aliases

arxiv: 1205.2840 · arxiv_version: 1205.2840v2 · doi: 10.48550/arxiv.1205.2840 · pith_short_12: WD3PMJ3WHCI6 · pith_short_16: WD3PMJ3WHCI6ZCHS · pith_short_8: WD3PMJ3W

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/WD3PMJ3WHCI6ZCHSEFMMZNPZAG \
  | 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: b0f6f627763891ec88f22158ccb5f9019692b1cb7a59eb3eeda1ff69bd48019a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a98b589782f438b157c90337bdb1493f520b9e86faed23b67b29c4d14774ca6e",
    "cross_cats_sorted": [
      "physics.flu-dyn",
      "q-bio.CB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2012-05-13T07:48:56Z",
    "title_canon_sha256": "0258c6b7e2d57e1a10660af2f2aa8323873d83b1269c4499f109397542697a74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.2840",
    "kind": "arxiv",
    "version": 2
  }
}