Pith Number

pith:GNJZVY5H

pith:2018:GNJZVY5H7WEJUHFNXTN65MKXJF

not attested not anchored not stored refs pending

Increasing stability in acoustic and elastic inverse source problems

Mozhgan Nora Entrekhabi, Victor Isakov

arxiv:1808.10528 v1 · 2018-08-30 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GNJZVY5H7WEJUHFNXTN65MKXJF}

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	2026-05-18T00:06:45.449854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33539ae3a7fd889a1cadbcdbeeb157494c0a3fb060108bdc491f9afe1b2820e8

Aliases

arxiv: 1808.10528 · arxiv_version: 1808.10528v1 · doi: 10.48550/arxiv.1808.10528 · pith_short_12: GNJZVY5H7WEJ · pith_short_16: GNJZVY5H7WEJUHFN · pith_short_8: GNJZVY5H

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/GNJZVY5H7WEJUHFNXTN65MKXJF \
  | 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: 33539ae3a7fd889a1cadbcdbeeb157494c0a3fb060108bdc491f9afe1b2820e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9743b8f79ca94160402bb570a0cba16003f2cffd439ecbf4fc7d2e56f4c2b98f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-30T21:33:03Z",
    "title_canon_sha256": "0be2e3aeffee4272e4e23ba4df939002beb19a259594dd3758504e7cf1cce908"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10528",
    "kind": "arxiv",
    "version": 1
  }
}