Pith Number

pith:PXPOZNAA

pith:2019:PXPOZNAADUAUREGSDEUQKDZNXK

not attested not anchored not stored refs pending

Recurrent Instance Segmentation using Sequences of Referring Expressions

Alba Herrera-Palacio, Carina Silberer, Carles Ventura, Gemma Boleda, Ionut-Teodor Sorodoc, Xavier Giro-i-Nieto

arxiv:1911.02103 v1 · 2019-11-05 · cs.CV · cs.CL · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXPOZNAADUAUREGSDEUQKDZNXK}

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	2026-07-05T00:17:30.811765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ddeecb4001d014890d21929050f2dba949e3d61d5765a686dd5d04914be21ba

Aliases

arxiv: 1911.02103 · arxiv_version: 1911.02103v1 · doi: 10.48550/arxiv.1911.02103 · pith_short_12: PXPOZNAADUAU · pith_short_16: PXPOZNAADUAUREGS · pith_short_8: PXPOZNAA

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/PXPOZNAADUAUREGSDEUQKDZNXK \
  | 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: 7ddeecb4001d014890d21929050f2dba949e3d61d5765a686dd5d04914be21ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c69266cbde3d8c2451bdff7cc6308a016a63f0eccbba08f68d8b91849e6836a8",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-11-05T21:49:55Z",
    "title_canon_sha256": "c10571fdd7240a0c9722a0f17d8cbbe1e236691ef1b5049303fff7e589647d8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.02103",
    "kind": "arxiv",
    "version": 1
  }
}