DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE Award a ₱7.6M contract to L.A. ARIZOLA CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
4c65541da437cd57abf7feb6080899485f1d4c65fc8870335440265597cb5a05
Status:
Included and unchanged
Block:
#5,240 773 blocks after it
Position in block:
Transaction 84 of 262
Award day:
Aug 11, 2023 (3 yrs 3 mo ago)
Value:
₱7,646,729.26
Project:
CONSTRUCTION SERVICES UNDER PR 2023-04-2923
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,240 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)ISLAND GARDEN CITY OF SAMAL, DAVAO DEL NORTE awarded it to L.A. ARIZOLA CONSTRUCTION & SUPPLY on 2023-08-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 4c65541da4…cb5a05now …
- 2. Block Merkle root changedstored 0849d5a453…4e00a7now …
- 3. Block #5240 hash changedstored 8b19b58ecf…56cd10now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 261 records. Each step hashes the current value together with the sibling shown.
- leaf 4c65541da437cd57abf7feb6080899485f1d4c65fc8870335440265597cb5a05
- 01 R 4c676c1e5ee15e8b6e3ee2e69fe805fb382d621bd69f63ed39c1fbf883a2595f
- 02 R e41ce79ad87d8fbbcca3b07ade1592d4daafe761f4b8538f8d3bef3e7ff1b298
- 03 L d4ce5e1236821ade75c63966286cc6d608199b6ae98f8f2b16858190689892c3
- 04 R 3f6cd2b405853aebe6b927a7b95c72eda1150f958a32afd878533d827975d474
- 05 L d9bee2941bdb0bc789239b1e1e72a8c0aec6da63d72a35f52d08414d57055a0a
- 06 R 8133133c121d36553ede4dd7178fe6ac2ec84645cbd1598646619562c1902d56
- 07 L 0cbd5e437310c1dc04d1c276ac2a3dc030e8e735a078b493643c85c10d8db5eb
- 08 R 2611e07d2ace021947bfeebd0e7d12aa88c7045f49bb68817b8f68e0d89dc626
- 09 R 31d8227fabc0834c88f8e73ebff8c5fc3e11e0b672b5ec7d91cbeda5d6a64e85
- root 0849d5a4536c8101d2b9b7bda2c649c2cc9cb9f722de36fcca3044a6394e00a7