Pith Number

pith:OVXYJVJC

pith:2016:OVXYJVJCFWFVRLL6PD33ZPTJF6

not attested not anchored not stored refs pending

FastMask: Segment Multi-scale Object Candidates in One Shot

Fei Sha, Hexiang Hu, Shiyi Lan, Yuning Jiang, Zhimin Cao

arxiv:1612.08843 v4 · 2016-12-28 · 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{OVXYJVJCFWFVRLL6PD33ZPTJF6}

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	2026-05-18T00:46:31.355865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

756f84d5222d8b58ad7e78f7bcbe692fb52afdef730990d6a7f560207b610db8

Aliases

arxiv: 1612.08843 · arxiv_version: 1612.08843v4 · doi: 10.48550/arxiv.1612.08843 · pith_short_12: OVXYJVJCFWFV · pith_short_16: OVXYJVJCFWFVRLL6 · pith_short_8: OVXYJVJC

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/OVXYJVJCFWFVRLL6PD33ZPTJF6 \
  | 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: 756f84d5222d8b58ad7e78f7bcbe692fb52afdef730990d6a7f560207b610db8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f8bf9d4635ebc9907f2f3910c7fd1e95450e33caebbb922fb254f049a21058a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2016-12-28T10:24:42Z",
    "title_canon_sha256": "963feabf3a8252f59dfa57f4edceec4b2c098ef06d239e3b2fb00dbc05b3e32d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.08843",
    "kind": "arxiv",
    "version": 4
  }
}