Pith Number

pith:TTHSRZL3

pith:2005:TTHSRZL3CRPD5GJ25NVCZ3PPCI

not attested not anchored not stored refs pending

A Program for Integrating Math and Physics Internet-Based Teaching Tools into Large University Physics Courses

Andreas Mershin, David Toback, Irina Novikova

arxiv:physics/0505026 v1 · 2005-05-03 · physics.ed-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{TTHSRZL3CRPD5GJ25NVCZ3PPCI}

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	2026-05-18T01:38:07.722046Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ccf28e57b145e3e993aeb6a2cedef12101c5faa160b1c29780024805fbe3896

Aliases

arxiv: physics/0505026 · arxiv_version: physics/0505026v1 · doi: 10.48550/arxiv.physics/0505026 · pith_short_12: TTHSRZL3CRPD · pith_short_16: TTHSRZL3CRPD5GJ2 · pith_short_8: TTHSRZL3

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/TTHSRZL3CRPD5GJ25NVCZ3PPCI \
  | 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: 9ccf28e57b145e3e993aeb6a2cedef12101c5faa160b1c29780024805fbe3896

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cccbcafe9c4f4cccfea8305125ff7a8032021395bc7988e315522c77f6a3e3c2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.ed-ph",
    "submitted_at": "2005-05-03T23:42:37Z",
    "title_canon_sha256": "17901e988f6a2a402c3061583cc780894ffd453b63377f8398d3ee2699b213ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/0505026",
    "kind": "arxiv",
    "version": 1
  }
}