Pith Number

pith:XPGGJM7M

pith:2016:XPGGJM7MPJNF6Z2SYNUYPZH3GE

not attested not anchored not stored refs pending

Who Ordered This?: Exploiting Implicit User Tag Order Preferences for Personalized Image Tagging

Amandianeze O. Nwana, Tsuhan Chen

arxiv:1601.06439 v1 · 2016-01-20 · cs.IR · cs.HC · cs.MM · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPGGJM7MPJNF6Z2SYNUYPZH3GE}

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	2026-05-18T00:54:03.552467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbcc64b3ec7a5a5f6752c36987e4fb312ab23f7fc138748e79c27c22fba25e15

Aliases

arxiv: 1601.06439 · arxiv_version: 1601.06439v1 · doi: 10.48550/arxiv.1601.06439 · pith_short_12: XPGGJM7MPJNF · pith_short_16: XPGGJM7MPJNF6Z2S · pith_short_8: XPGGJM7M

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/XPGGJM7MPJNF6Z2SYNUYPZH3GE \
  | 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: bbcc64b3ec7a5a5f6752c36987e4fb312ab23f7fc138748e79c27c22fba25e15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6314e2880b633a7451ebcdb272943b3a6180f4e857d2084c3e3ed19d58ba1f",
    "cross_cats_sorted": [
      "cs.HC",
      "cs.MM",
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2016-01-20T21:03:29Z",
    "title_canon_sha256": "0492cfbca914478dcaf759df4a0c5eb6f987f4067ffbcdcbeccc9f058c422169"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06439",
    "kind": "arxiv",
    "version": 1
  }
}