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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO Award a ₱25.2M contract to J.S. GENERAL CONTRACTORNational agencies
Transaction hash:
15d7d6ccbde22c8e62361d4ec2258df4d3cab87b703e59d2d1a7e2388914f097
Status:
Included and unchanged
Block:
#3,908 2,105 blocks after it
Position in block:
Transaction 15 of 209
Award day:
Oct 16, 2019 (7 yrs ago)
Value:
₱25,224,334.75
Project:
19DF0148
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 #3,908 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)DPWH lists the funding source as "Regular Infra - Flood Control: Construction - Drainage (e.g., Closed and Open Conduits, Spillway), Roads: Construction - PCCP". The exact UACS line is not given.Partly
- 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CAVITE I DEO awarded it to J.S. GENERAL CONTRACTOR on 2019-10-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19DF0148: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2020-05-31). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 15d7d6ccbd…14f097now …
- 2. Block Merkle root changedstored 24736c5b7c…770228now …
- 3. Block #3908 hash changedstored 8b780b9c60…62160fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 208 records. Each step hashes the current value together with the sibling shown.
- leaf 15d7d6ccbde22c8e62361d4ec2258df4d3cab87b703e59d2d1a7e2388914f097
- 01 L 114236178afd8de7f3316ac4352dca65c7dfbe8fc6a84acb1d5d1234fe458015
- 02 L 1f5abb00f2d7acc97a3b9bb2cb71e837b7d9d55914e63d9858bb6fcd0113bde5
- 03 L a22c1362a6b4e986ab8679e62b147f16a68abcef4f3bf1577a07a37b2f0d4703
- 04 L 7ddc75e241c8635c657e5fbcf19f691fec92fbbf6311033e115b2103b78c381e
- 05 R 3c93d00a2616fb8bb1eafbfa35fe2e659aada0af1e77ee3565a0c10fdbef8ab5
- 06 R 02c2124d9d8cd64bb339b090b4972c9abcd05447fd985b9e81b594797b40bf60
- 07 R c4a59d5e3c86912a120b89a447336c0bca84f85ef5e8d76f4eb9df4bec24a95e
- 08 R 3648ecf1dd97f37558a6b4f67637ae3aec14f35d86b5fa98bd884b6f8d84aa95
- root 24736c5b7cbbed6a73b44df1b8137b88d7695761bb755b7d9d1f2fa11b770228