Pith Number

pith:4U4E46SS

pith:2016:4U4E46SSAVKKU323VBMQDUCM7H

not attested not anchored not stored refs pending

What makes people bond?: A study on social interactions and common life points on Facebook

Emanuel Sanchiz, Fabio Casati, Francisco Ibarra, Marcos Baez, Svetlana Nikitina

arxiv:1609.05334 v1 · 2016-09-17 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4U4E46SSAVKKU323VBMQDUCM7H}

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	2026-05-18T00:48:26.402668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5384e7a520554aa6f5ba85901d04cf9c918cda5ec90ffe6a7bc6c1e82415f49

Aliases

arxiv: 1609.05334 · arxiv_version: 1609.05334v1 · doi: 10.48550/arxiv.1609.05334 · pith_short_12: 4U4E46SSAVKK · pith_short_16: 4U4E46SSAVKKU323 · pith_short_8: 4U4E46SS

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/4U4E46SSAVKKU323VBMQDUCM7H \
  | 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: e5384e7a520554aa6f5ba85901d04cf9c918cda5ec90ffe6a7bc6c1e82415f49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6bdc4477d0e9d7c6f41c4891e035675e2b05ccf1571c303bccc082abff426779",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2016-09-17T13:27:00Z",
    "title_canon_sha256": "433e0966e977ddeb65b6798661e36dcdf8d14c8876e18de5c6c3702fb853cb7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.05334",
    "kind": "arxiv",
    "version": 1
  }
}