Pith Number

pith:VSKCUU5E

pith:2022:VSKCUU5ETUZSXLYN5DCPRZ2TLR

not attested not anchored not stored refs pending

Scan4CFU: Low-cost, open-source bacterial colony tracking over large areas and extended incubation times

Ankita Ankita, Gregory J.Phillips, Santosh Pandey, Yunsoo Park

arxiv:2206.02534 v1 · 2022-05-25 · q-bio.QM · cs.SY · eess.IV · eess.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VSKCUU5ETUZSXLYN5DCPRZ2TLR}

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	2026-07-05T04:29:18.901352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac942a53a49d332baf0de8c4f8e7535c491107d6cffca79b9fdc69ab8e176c01

Aliases

arxiv: 2206.02534 · arxiv_version: 2206.02534v1 · doi: 10.48550/arxiv.2206.02534 · pith_short_12: VSKCUU5ETUZS · pith_short_16: VSKCUU5ETUZSXLYN · pith_short_8: VSKCUU5E

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/VSKCUU5ETUZSXLYN5DCPRZ2TLR \
  | 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: ac942a53a49d332baf0de8c4f8e7535c491107d6cffca79b9fdc69ab8e176c01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "189105785ee977ca510214c0f6dcf4e3e648887b8670201c9bd6949c4809fc72",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.IV",
      "eess.SY"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2022-05-25T02:14:28Z",
    "title_canon_sha256": "00e504b723efccb3312b2899bf93c5d0c4e1541ee3b6f0e14cbdbfec2dd1528f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.02534",
    "kind": "arxiv",
    "version": 1
  }
}