Pith Number

pith:R4YT7UZU

pith:2011:R4YT7UZUWNQTYXKYEWGRPRIZO6

not attested not anchored not stored refs pending

Evolutionary Dynamics of Scientific Collaboration Networks: Multi-Levels and Cross-time Analysis

Alireza Abbasi, Kim J.R. Rasmussen, Liaquat Hossain, Shahadat Uddin

arxiv:1107.5870 v1 · 2011-07-29 · cs.SI · cs.DL · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R4YT7UZUWNQTYXKYEWGRPRIZO6}

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	2026-05-18T04:16:40.372756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8f313fd334b3613c5d58258d17c5197795dcd6100d154d7f5cc6e9247d3af0bd

Aliases

arxiv: 1107.5870 · arxiv_version: 1107.5870v1 · doi: 10.48550/arxiv.1107.5870 · pith_short_12: R4YT7UZUWNQT · pith_short_16: R4YT7UZUWNQTYXKY · pith_short_8: R4YT7UZU

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/R4YT7UZUWNQTYXKYEWGRPRIZO6 \
  | 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: 8f313fd334b3613c5d58258d17c5197795dcd6100d154d7f5cc6e9247d3af0bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82f50cdf04db9ee093619ea59664b30ffe86a61634cfce62234f6032c2d7fcd1",
    "cross_cats_sorted": [
      "cs.DL",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2011-07-29T05:16:12Z",
    "title_canon_sha256": "675d6a226501d254d9117bcd7b7e8fb0166642bd2845f63e88a0124a6dc4878c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5870",
    "kind": "arxiv",
    "version": 1
  }
}