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 - AURORA DEO Award a ₱30.9M contract to DALCON CONSTRUCTIONNational agencies
Transaction hash:
4ea7bfb1cbe65a2e90ee7918dfb51b0b25593b48c6cbe9b608a16936091e328b
Status:
Included and unchanged
Block:
#5,478 535 blocks after it
Position in block:
Transaction 119 of 416
Award day:
Apr 19, 2024 (2 yrs 6 mo ago)
Value:
₱30,893,915.71
Project:
24CN0079
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 #5,478 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 2024 SSP", i.e. the FY2024 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 - AURORA DEO awarded it to DALCON CONSTRUCTION on 2024-04-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24CN0079: 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 2024-11-11). 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 4ea7bfb1cb…1e328bnow …
- 2. Block Merkle root changedstored a05b3b6057…a5f886now …
- 3. Block #5478 hash changedstored 145d0a1f8f…f3ab0fnow …
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 415 records. Each step hashes the current value together with the sibling shown.
- leaf 4ea7bfb1cbe65a2e90ee7918dfb51b0b25593b48c6cbe9b608a16936091e328b
- 01 L 4e88e53936b63e126492de4898605d8dea3dff6dfb15f21ee4fdbcc1f269e206
- 02 L c31e260a919d54477a0b60dc8d220df0755eb80a1d06593a09fe9b0512293c55
- 03 L 68cbc6a3c8a5ff839f7cbae1ad602e2fa9cca179e2da8b9937c551c11b38be29
- 04 R 078a2d8ca3de80ffb9bb0c7752e52c533351c9d413508115bb88a1b24bbbf49a
- 05 L 7c49ac9b22d6d5f0c54c92b5c8c19153fe8d303eadb048333503c0c84c4ec4d8
- 06 L 4cb995d09193d0d7bde9cab3b334f2ab7ca760460436ac93b194192b41f3bed9
- 07 L 018fc03ac7155d45dd2d7771a1998795c87fbba2e5c810b42ff703ee13424e1e
- 08 R cbd977287f2ffb8e9c2c8389bec6a4151dbd24cb3e18768b4b7101379d82390c
- 09 R 9a9c9c39e20a780171da4f97f19bd92bed7972193b7e358d6b65e2f1c14db92b
- root a05b3b60570ce494806dcb3de3aee27d9254c2a476685a12133b757a3aa5f886