Pith Number

pith:B4ALRQXC

pith:2025:B4ALRQXC47JA2SSWAEUA3V4GU5

not attested not anchored not stored refs pending

MapFM: Foundation Model-Driven HD Mapping with Multi-Task Contextual Learning

Dmitry Yudin, Leonid Ivanov, Vasily Yuryev

arxiv:2506.15313 v1 · 2025-06-18 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B4ALRQXC47JA2SSWAEUA3V4GU5}

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	2026-07-05T11:23:41.244068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f00b8c2e2e7d20d4a5601280dd786a75d6b0287a3eff821f48be9946353812b

Aliases

arxiv: 2506.15313 · arxiv_version: 2506.15313v1 · doi: 10.48550/arxiv.2506.15313 · pith_short_12: B4ALRQXC47JA · pith_short_16: B4ALRQXC47JA2SSW · pith_short_8: B4ALRQXC

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/B4ALRQXC47JA2SSWAEUA3V4GU5 \
  | 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: 0f00b8c2e2e7d20d4a5601280dd786a75d6b0287a3eff821f48be9946353812b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac91498c8d4f18fddc996dab2a6ae7fea563ef3552d84af9c9a75a3746860197",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-06-18T09:42:30Z",
    "title_canon_sha256": "c6e6623b74edb0115920dcc08a108dd34da9f2fdfcc9690d19c9057786cc1f0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.15313",
    "kind": "arxiv",
    "version": 1
  }
}