Pith Number

pith:5A6GDLJB

pith:2019:5A6GDLJB6LYXWVK767U3Y7QUXY

not attested not anchored not stored refs pending

A biologically constrained encoding solution for long-term storage of images onto synthetic DNA

Marc Antonini, Melpomeni Dimopoulou, Pascal Barbry, Raja Appuswamy

arxiv:1904.03024 v1 · 2019-03-07 · eess.IV · cs.MM · q-bio.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5A6GDLJB6LYXWVK767U3Y7QUXY}

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	2026-05-17T23:49:18.850811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e83c61ad21f2f17b555ff7e9bc7e14be19cd99135fb245ff6ec52cb86250757b

Aliases

arxiv: 1904.03024 · arxiv_version: 1904.03024v1 · doi: 10.48550/arxiv.1904.03024 · pith_short_12: 5A6GDLJB6LYX · pith_short_16: 5A6GDLJB6LYXWVK7 · pith_short_8: 5A6GDLJB

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/5A6GDLJB6LYXWVK767U3Y7QUXY \
  | 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: e83c61ad21f2f17b555ff7e9bc7e14be19cd99135fb245ff6ec52cb86250757b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1014d925b07d018bf1db0434a18374fd39277cefc7f8d25835ddb70c3fb270",
    "cross_cats_sorted": [
      "cs.MM",
      "q-bio.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2019-03-07T18:30:03Z",
    "title_canon_sha256": "5f4bffe98096484dfa5c6a97ed97e9c77cec7b0b6fc1713e483fa91ac01e7e1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.03024",
    "kind": "arxiv",
    "version": 1
  }
}