Pith Number

pith:MH2YTUWS

pith:2015:MH2YTUWSWTKY7MSSEHTDIN55HJ

not attested not anchored not stored refs pending

Modeling mutual feedback between users and recommender systems

An Zeng, Chi Ho Yeung, Matus Medo, Yi-Cheng Zhang

arxiv:1508.01672 v1 · 2015-08-07 · cs.IR · cs.SI · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MH2YTUWSWTKY7MSSEHTDIN55HJ}

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	2026-05-18T01:35:39.066462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61f589d2d2b4d58fb25221e63437bd3a797da735d343b7e5e12bb7b795ce15b4

Aliases

arxiv: 1508.01672 · arxiv_version: 1508.01672v1 · doi: 10.48550/arxiv.1508.01672 · pith_short_12: MH2YTUWSWTKY · pith_short_16: MH2YTUWSWTKY7MSS · pith_short_8: MH2YTUWS

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/MH2YTUWSWTKY7MSSEHTDIN55HJ \
  | 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: 61f589d2d2b4d58fb25221e63437bd3a797da735d343b7e5e12bb7b795ce15b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6684c37abd1e8d5c16936469d67c5af3ae5e6c157269cf8d185448031fc9e112",
    "cross_cats_sorted": [
      "cs.SI",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2015-08-07T12:30:22Z",
    "title_canon_sha256": "41392b1e1241974702da4514546a78ea4fa7708392c70c1178cd51bbc78d0964"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01672",
    "kind": "arxiv",
    "version": 1
  }
}