Pith Number

pith:XVRFEZGX

pith:2014:XVRFEZGXIOZRCO7ELTP7AR77N6

not attested not anchored not stored refs pending

Punch Card Programmable Microfluidics

George Korir, Manu Prakash

arxiv:1408.4874 v1 · 2014-08-21 · physics.ins-det · 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{XVRFEZGXIOZRCO7ELTP7AR77N6}

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	2026-05-18T01:42:16.383835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd625264d743b3113be45cdff047ff6f8a0ba1933013d2c27bf816f3a9bfa560

Aliases

arxiv: 1408.4874 · arxiv_version: 1408.4874v1 · doi: 10.48550/arxiv.1408.4874 · pith_short_12: XVRFEZGXIOZR · pith_short_16: XVRFEZGXIOZRCO7E · pith_short_8: XVRFEZGX

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/XVRFEZGXIOZRCO7ELTP7AR77N6 \
  | 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: bd625264d743b3113be45cdff047ff6f8a0ba1933013d2c27bf816f3a9bfa560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "692aa7ce11f05a812c7effdc6d20b0d9c5d48aad43713c11d03adac9cd22fa9a",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2014-08-21T04:22:53Z",
    "title_canon_sha256": "fbdc1bc154b09d7edef006ca7983e0c133398f91a30f8d63e01da1c8680965ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.4874",
    "kind": "arxiv",
    "version": 1
  }
}