Pith Number

pith:CIPOGWS2

pith:2017:CIPOGWS2XETA5D6XOXECTFZ3BR

not attested not anchored not stored refs pending

On the Applicability of Delicious for Temporal Search on Web Archives

Avishek Anand, Helge Holzmann, Wolfgang Nejdl

arxiv:1702.01159 v1 · 2017-02-03 · 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{CIPOGWS2XETA5D6XOXECTFZ3BR}

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	2026-05-18T00:51:24.393940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

121ee35a5ab9260e8fd775c829973b0c442f1a0de524235e369965d1b9f0d559

Aliases

arxiv: 1702.01159 · arxiv_version: 1702.01159v1 · doi: 10.48550/arxiv.1702.01159 · pith_short_12: CIPOGWS2XETA · pith_short_16: CIPOGWS2XETA5D6X · pith_short_8: CIPOGWS2

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/CIPOGWS2XETA5D6XOXECTFZ3BR \
  | 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: 121ee35a5ab9260e8fd775c829973b0c442f1a0de524235e369965d1b9f0d559

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc480fd25d1be9481b93e54cf7e9126e784de2d18a08a50adcdead4be1242c04",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-02-03T21:06:47Z",
    "title_canon_sha256": "9e9e6a62e5ef81c803bd7341b93936d68a4cdb9bd468528c0ef895f2945585f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.01159",
    "kind": "arxiv",
    "version": 1
  }
}