Pith Number

pith:F63RM22U

pith:2021:F63RM22U2UTOC7YEERGG7RP6NV

not attested not anchored not stored refs pending

Condenser: a Pre-training Architecture for Dense Retrieval

Jamie Callan, Luyu Gao

arxiv:2104.08253 v2 · 2021-04-16 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F63RM22U2UTOC7YEERGG7RP6NV}

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.

Cited by

1 paper in Pith

C-Pack: Packed Resources For General Chinese Embeddings

Receipt and verification

First computed	2026-07-05T03:15:52.472083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fb7166b54d526e17f04244c6fc5fe6d400a3a6935eaae65b7483a1269edd3c0

Aliases

arxiv: 2104.08253 · arxiv_version: 2104.08253v2 · doi: 10.48550/arxiv.2104.08253 · pith_short_12: F63RM22U2UTO · pith_short_16: F63RM22U2UTOC7YE · pith_short_8: F63RM22U

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/F63RM22U2UTOC7YEERGG7RP6NV \
  | 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: 2fb7166b54d526e17f04244c6fc5fe6d400a3a6935eaae65b7483a1269edd3c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3192b396769516004b57fe85cc48d529b158579284f7edf58bbcc26072c993e",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-04-16T17:36:44Z",
    "title_canon_sha256": "7602647d7f4ef92bd13e57889b1d5934e4256ed2d4a895d98c36564a8db0e4f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.08253",
    "kind": "arxiv",
    "version": 2
  }
}