Pith Number

pith:6L6JE7AZ

pith:2017:6L6JE7AZKIACQDK5SBGUF7U3OP

not attested not anchored not stored refs pending

User Profile Based Research Paper Recommendation

Harshita Sahijwani, Sourish Dasgupta

arxiv:1704.07757 v1 · 2017-04-25 · 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{6L6JE7AZKIACQDK5SBGUF7U3OP}

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	2026-05-18T00:45:37.022527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fc927c195200280d5d904d42fe9b73c0a6ae2347e18707f4cf8c44f2a6f1d0

Aliases

arxiv: 1704.07757 · arxiv_version: 1704.07757v1 · doi: 10.48550/arxiv.1704.07757 · pith_short_12: 6L6JE7AZKIAC · pith_short_16: 6L6JE7AZKIACQDK5 · pith_short_8: 6L6JE7AZ

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/6L6JE7AZKIACQDK5SBGUF7U3OP \
  | 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: f2fc927c195200280d5d904d42fe9b73c0a6ae2347e18707f4cf8c44f2a6f1d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "031fedd8cc6e6de7e089ff3f8d39f8f4e3ef368c3c60d2bfd8d50399c9234b78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-04-25T16:01:50Z",
    "title_canon_sha256": "9215d7f8e71aa96f12e40042f51dedea29c8f1608c818e1a123522b4720209ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.07757",
    "kind": "arxiv",
    "version": 1
  }
}