Pith Number

pith:YN2IF5GS

pith:2016:YN2IF5GSBFISQBXV27HGRV347Q

not attested not anchored not stored refs pending

Science Concierge: A fast content-based recommendation system for scientific publications

Daniel E. Acuna, Konrad Kording, Titipat Achakulvisut, Tulakan Ruangrong

arxiv:1604.01070 v2 · 2016-04-04 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YN2IF5GSBFISQBXV27HGRV347Q}

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	2026-05-18T01:03:50.145823Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c37482f4d209512806f5d7ce68d77cfc3a3576ff214eabeee96b91eb843bd76a

Aliases

arxiv: 1604.01070 · arxiv_version: 1604.01070v2 · doi: 10.48550/arxiv.1604.01070 · pith_short_12: YN2IF5GSBFIS · pith_short_16: YN2IF5GSBFISQBXV · pith_short_8: YN2IF5GS

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/YN2IF5GSBFISQBXV27HGRV347Q \
  | 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: c37482f4d209512806f5d7ce68d77cfc3a3576ff214eabeee96b91eb843bd76a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad20cd1e30b1d33bd7446cd644dc03b8990e6d036ba9f6e6ddcae772770a5d33",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-04-04T21:35:16Z",
    "title_canon_sha256": "53780b98cdbefc6cc978110b399dd09e19bf378e783bc64fdd252d6674707ef2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01070",
    "kind": "arxiv",
    "version": 2
  }
}