Pith Number

pith:EGHBKLHI

pith:2012:EGHBKLHI2SFGMWPUEQ2H52HOUK

not attested not anchored not stored refs pending

Sequence Annotation with HMMs: New Problems and Their Complexity

Bro\v{n}a Brejov\'a, Michal N\'an\'asi, Tom\'a\v{s} Vina\v{r}

arxiv:1210.2587 v1 · 2012-10-09 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EGHBKLHI2SFGMWPUEQ2H52HOUK}

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	2026-05-18T03:43:41.184458Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218e152ce8d48a6659f424347ee8eea2a985c0270636f1aa0a566cbd565fc760

Aliases

arxiv: 1210.2587 · arxiv_version: 1210.2587v1 · doi: 10.48550/arxiv.1210.2587 · pith_short_12: EGHBKLHI2SFG · pith_short_16: EGHBKLHI2SFGMWPU · pith_short_8: EGHBKLHI

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/EGHBKLHI2SFGMWPUEQ2H52HOUK \
  | 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: 218e152ce8d48a6659f424347ee8eea2a985c0270636f1aa0a566cbd565fc760

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2696d184203357b233fa760d1e848973a0179a254aaa5eaee4b39cc95866559",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2012-10-09T12:55:17Z",
    "title_canon_sha256": "9fb80692fb657af5aefc61ed0dc76780ac99483ba2a7bd719088cc53d5eadc49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.2587",
    "kind": "arxiv",
    "version": 1
  }
}