Pith Number

pith:HZ5GS55S

pith:2000:HZ5GS55SKAB76FONMYXEWPTTGB

not attested not anchored not stored refs pending

Open and Unoriented Strings from Topological Membrane - I. Prolegomena

Ian I. Kogan, P. Castelo Ferreira

arxiv:hep-th/0012188 v4 · 2000-12-20 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZ5GS55SKAB76FONMYXEWPTTGB}

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	2026-05-18T02:36:12.608863Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e7a6977b25003ff15cd662e4b3e733053bcd95a5aa53009013156975e456b6d

Aliases

arxiv: hep-th/0012188 · arxiv_version: hep-th/0012188v4 · doi: 10.48550/arxiv.hep-th/0012188 · pith_short_12: HZ5GS55SKAB7 · pith_short_16: HZ5GS55SKAB76FON · pith_short_8: HZ5GS55S

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/HZ5GS55SKAB76FONMYXEWPTTGB \
  | 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: 3e7a6977b25003ff15cd662e4b3e733053bcd95a5aa53009013156975e456b6d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f77cbca635a7dfc21e0a102b22e94e75e0b5bd97a07c976737ae6992f3c44dc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2000-12-20T17:32:52Z",
    "title_canon_sha256": "e187385d9e3dbe5ccb3808affd5b34e504a87a6995be138ed6b768fc7bcbcbc1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0012188",
    "kind": "arxiv",
    "version": 4
  }
}