Pith Number

pith:EIPIK3I6

pith:2017:EIPIK3I6AN5QG4HW52P4CEEPV4

not attested not anchored not stored refs pending

Ococo: an online variant and consensus caller

Gregory Kucherov, Karel B\v{r}inda, Valentina Boeva

arxiv:1712.01146 v2 · 2017-12-04 · 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{EIPIK3I6AN5QG4HW52P4CEEPV4}

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	2026-05-18T00:01:30.325167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

221e856d1e037b0370f6ee9fc1108faf3c5987771c4cb45ce4a3cf007c5315dd

Aliases

arxiv: 1712.01146 · arxiv_version: 1712.01146v2 · doi: 10.48550/arxiv.1712.01146 · pith_short_12: EIPIK3I6AN5Q · pith_short_16: EIPIK3I6AN5QG4HW · pith_short_8: EIPIK3I6

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/EIPIK3I6AN5QG4HW52P4CEEPV4 \
  | 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: 221e856d1e037b0370f6ee9fc1108faf3c5987771c4cb45ce4a3cf007c5315dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4a4a6265acac138e4f33a0d33f56804850b6ea15e120980292ab2a72f5570d1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "q-bio.GN",
    "submitted_at": "2017-12-04T15:30:24Z",
    "title_canon_sha256": "4cd7e2e96859383d6de6bd6b71c0fc4b50fcb5b4e921629f2125e046bec62686"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.01146",
    "kind": "arxiv",
    "version": 2
  }
}