Pith Number

pith:CQKBTRIR

pith:1996:CQKBTRIR22YEGFHW4YFJJEY7YW

not attested not anchored not stored refs pending

Time evolution of observable properties of parametrized systems

P. Hajicek

arxiv:gr-qc/9612051 v1 · 1996-12-18 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQKBTRIR22YEGFHW4YFJJEY7YW}

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	2026-05-18T04:17:52.599847Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

141419c511d6b04314f6e60a94931fc5a33bbce76bd5e28f43c7402c3ec5f0a1

Aliases

arxiv: gr-qc/9612051 · arxiv_version: gr-qc/9612051v1 · doi: 10.48550/arxiv.gr-qc/9612051 · pith_short_12: CQKBTRIR22YE · pith_short_16: CQKBTRIR22YEGFHW · pith_short_8: CQKBTRIR

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/CQKBTRIR22YEGFHW4YFJJEY7YW \
  | 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: 141419c511d6b04314f6e60a94931fc5a33bbce76bd5e28f43c7402c3ec5f0a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "edab739a9347001f7d833c4aab4e1406fd5c63c3256626f94853cd8e5fcc64e6",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-12-18T12:27:33Z",
    "title_canon_sha256": "9ff56eb122888536b3e5477aea7cf6793e0a090daf884507946cb9d1e6c82bde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9612051",
    "kind": "arxiv",
    "version": 1
  }
}