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 - REGION XI Award a ₱91.6M contract to MAC BUILDERSNational agencies
Transaction hash:
be3eb5e89b94a1a496a77bfdb9377d40f027efd23df0e440f8ca088d33e1db66
Status:
Included and unchanged
Block:
#4,211 1,802 blocks after it
Position in block:
Transaction 113 of 146
Award day:
Sep 2, 2020 (6 yrs 2 mo ago)
To:
Value:
₱91,617,809.84
Project:
20L00167 ROA, NOA, Contract & Notice to Proceed
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 #4,211 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - REGION XI awarded it to MAC BUILDERS on 2020-09-02.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 be3eb5e89b…e1db66now …
- 2. Block Merkle root changedstored daa89c8350…81c642now …
- 3. Block #4211 hash changedstored 6f1d4cc25c…c49759now …
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 145 records. Each step hashes the current value together with the sibling shown.
- leaf be3eb5e89b94a1a496a77bfdb9377d40f027efd23df0e440f8ca088d33e1db66
- 01 L bdd5bb484440c40487091720595a7fbcc2f30f72afde67f2e5dbcb4a7a24f94b
- 02 R 7bb3347c026d7db208d0565119fba6f15cb21410760813a9794eddeb19166676
- 03 R 2174bdf0fc20ef8828a83fd3d2df6f0ac9ad200daac7f98b29d759f786abf87b
- 04 R 6818b6fa6e9c97ceaa31e0b3703fbb39254e990827c23a8367442a5670b1f8bf
- 05 L e0a85537aa505d1f87bf5a994e1959c92243acf53fcbb41946b4e3261625f3e6
- 06 L 2f7b0cca15a15174fed76560dc30821b20684cfffd2969991246a3b3810c79f9
- 07 L 0d78a57bcc6df47fd09cddf9c9578deeae615d144c739dff27227f0647cffd5c
- 08 R b2600bd14b7af793f9d907736e60523a580d720c004e25e92e9dcb0a1cea1122
- root daa89c8350537febdef52d4c9eafd80c2c86f90cac63add6e071a063c381c642