Pith Number

pith:QHHKRRRT

pith:2015:QHHKRRRTKK5IIELM6X6PEPLYWM

not attested not anchored not stored refs pending

Pseudoalignment for metagenomic read assignment

Harold Pimentel, Lior Pachter, Lorian Schaeffer, Nicolas Bray, P\'all Melsted

arxiv:1510.07371 v2 · 2015-10-26 · q-bio.QM · 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{QHHKRRRTKK5IIELM6X6PEPLYWM}

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	2026-05-18T01:25:33.548927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81cea8c63352ba84116cf5fcf23d78b33cc24889a62e664599e1bf0d2155a6f1

Aliases

arxiv: 1510.07371 · arxiv_version: 1510.07371v2 · doi: 10.48550/arxiv.1510.07371 · pith_short_12: QHHKRRRTKK5I · pith_short_16: QHHKRRRTKK5IIELM · pith_short_8: QHHKRRRT

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/QHHKRRRTKK5IIELM6X6PEPLYWM \
  | 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: 81cea8c63352ba84116cf5fcf23d78b33cc24889a62e664599e1bf0d2155a6f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0bcedd4f2a93b42f9f534a2aed557ba22f371b61de30e716634feb157480e1ae",
    "cross_cats_sorted": [
      "q-bio.GN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.QM",
    "submitted_at": "2015-10-26T05:58:58Z",
    "title_canon_sha256": "d26fc6be7f2cfb65f9485c7f6261569f5241070ede77c0d7e68c84e0de55baeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.07371",
    "kind": "arxiv",
    "version": 2
  }
}