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 - ISABELA 1ST DEO Award a ₱4.9M contract to DRAGON TWELVE BUILDERS AND CONSTRUCTION SUPPLYNational agencies
Transaction hash:
d2e1c898d2e03a93183a0f227554c273c561d999e9e0b71b554457e5ff4273c6
Status:
Included and unchanged
Block:
#5,072 941 blocks after it
Position in block:
Transaction 297 of 352
Award day:
Feb 20, 2023 (3 yrs 8 mo ago)
Value:
₱4,944,750.10
Project:
22BE0039
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 #5,072 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 - GAA 2023 CSSP", i.e. the FY2023 GAA. 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 - ISABELA 1ST DEO awarded it to DRAGON TWELVE BUILDERS AND CONSTRUCTION SUPPLY on 2023-02-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23BE0039: 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 2023-04-04). 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 d2e1c898d2…4273c6now …
- 2. Block Merkle root changedstored f02a937035…533df6now …
- 3. Block #5072 hash changedstored 12f8c4f95c…3976a8now …
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 351 records. Each step hashes the current value together with the sibling shown.
- leaf d2e1c898d2e03a93183a0f227554c273c561d999e9e0b71b554457e5ff4273c6
- 01 L cfc1335e495ddfc7e2b7ada7e33ccf68c754ef7485b1a396b6528dbbff4819e2
- 02 R 805f30be60acd0be06cf7506dbe4127e0a31abed2b743850b56f9783f5a62fde
- 03 R 8cf1b7b0b56969dc6447705b059f8df95746ff6cc027813d199677119020b0fe
- 04 L e3084d6769cfd4180807cf0b332cc7c0be64df0411756c1483e12e9e9eadf427
- 05 R d2826324e08d44b56d705d415d80c634dc51332eed7c07be245091fb39b16f61
- 06 L 32c2d758e864670d4381bfe3d2ccf96755fa9da92dc411ce3b3cbd1909d51432
- 07 R 28396dbdcb38f473873df7b8feb8b0181cdddc0957998c9bcb237aa4239661f5
- 08 R 4606909ab6d717564fe2b44ec5cc9df802fc06b5423f9657755a48b01566694b
- 09 L e0bcfcdab32381f9acddf32f686d8a876c5bb7818b44ec7b539fad497716309f
- root f02a937035387ca1c037a578f395abbeb99eee4b266ed567b4fb8f33a6533df6