Pith Number

pith:QSCOKPZK

pith:2016:QSCOKPZKX6UNRLKYTAO4WREKHB

not attested not anchored not stored refs pending

Coffee-stain growth dynamics on dry and wet surfaces

Fran\c{c}ois Boulogne, Fran\c{c}ois Ingremeau, Howard A. Stone

arxiv:1611.07705 v1 · 2016-11-23 · cond-mat.soft · 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{QSCOKPZKX6UNRLKYTAO4WREKHB}

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	2026-05-18T00:51:57.303556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8484e53f2abfa8d8ad58981dcb448a38723eb1d1e41d9160bb828235e9a92c1f

Aliases

arxiv: 1611.07705 · arxiv_version: 1611.07705v1 · doi: 10.48550/arxiv.1611.07705 · pith_short_12: QSCOKPZKX6UN · pith_short_16: QSCOKPZKX6UNRLKY · pith_short_8: QSCOKPZK

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/QSCOKPZKX6UNRLKYTAO4WREKHB \
  | 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: 8484e53f2abfa8d8ad58981dcb448a38723eb1d1e41d9160bb828235e9a92c1f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "307097693653e23a999578c6523ccf9f80b33e7c33d96e9cf1828806289c8ac7",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2016-11-23T09:49:02Z",
    "title_canon_sha256": "d89366daaf346d2e71f898adab25e7b49bb6f7cb91e7ff15f0ba2b78dc2b374f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.07705",
    "kind": "arxiv",
    "version": 1
  }
}