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
DPWH-CAVITE I DISTRICT ENGINEERING OFFICE Award a ₱44.7M contract to HAUSLAND CONSTRUCTIONNational agencies
Transaction hash:
dea7a5cedca5ba9182fea91879e664ddef88c98891188bf3f491ed134bfdb09b
Status:
Included and unchanged
Block:
#2,660 3,353 blocks after it
Position in block:
Transaction 181 of 209
Award day:
Feb 10, 2016 (10 yrs 9 mo ago)
Value:
₱44,740,792.15
Project:
16DF0022
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 #2,660 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 2016 MFO-2", i.e. the FY2016 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)DPWH-CAVITE I DISTRICT ENGINEERING OFFICE awarded it to HAUSLAND CONSTRUCTION on 2016-02-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 16DF0022: 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 2016-11-05). 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 dea7a5cedc…fdb09bnow …
- 2. Block Merkle root changedstored 4789c32c57…d7b459now …
- 3. Block #2660 hash changedstored bffbdfe4fb…be09e0now …
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 dea7a5cedca5ba9182fea91879e664ddef88c98891188bf3f491ed134bfdb09b
- 01 L de50833cd6391ac99cce31628f0047ee4e5888c10ac8f1f45519b95d6a785c86
- 02 R 38627d701429524ca77b5024e3d559432ff8a6dc61adf5dea8b440c39a08954c
- 03 L 0c9569adaf94f0dd336de6428d232df892cd0bd70c570133576c8ab01770b50a
- 04 R c4ad432fa5f31b3d6d432decb8cdd2cd221fb72312e7064259f94c9ad2b391e1
- 05 L 8313d8068a437e0e3d129b71355077e1228d8000e44dbf30f1225f5ad5e3cc08
- 06 L 4410f915b705bbd8d8ec7a0900bb03ec34adc27cc5da7a01ae9b35993bf6f9e3
- 07 R b029fed885ca892e53980168aa5f979ea1b3e9dce65423815730f6d33fae4a2c
- 08 L 74fbf44ac41b7c8eebda075a76d7d1f0f200270d908f73a7749146008188927c
- root 4789c32c57f99e58097115c8b460dfafa02a1be6dbecd60e72d50b55c8d7b459