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 III Award a ₱141.9M contract to STO. CRISTO CONSTRUCTION AND TRADING INC.National agencies
Transaction hash:
975bf94d0efc5d994dadcc6d03f6d219f1c0cd2141fc1baeb4746e75624b13b9
Status:
Included and unchanged
Block:
#5,232 781 blocks after it
Position in block:
Transaction 160 of 279
Award day:
Aug 3, 2023 (3 yrs 3 mo ago)
Value:
₱141,855,756.41
Project:
23C00159
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 #5,232 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 OO-2", 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 - REGION III awarded it to STO. CRISTO CONSTRUCTION AND TRADING INC. on 2023-08-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23C00159: 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 2024-05-16). 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 975bf94d0e…4b13b9now …
- 2. Block Merkle root changedstored c1bdbeaaf0…f8f9fcnow …
- 3. Block #5232 hash changedstored 1dac7eefe9…70c505now …
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 278 records. Each step hashes the current value together with the sibling shown.
- leaf 975bf94d0efc5d994dadcc6d03f6d219f1c0cd2141fc1baeb4746e75624b13b9
- 01 R 979d60638a736b141c8f7582b38d0bcfe79e5676d13f4207fa66099e13f6cdea
- 02 R 4457638a83ba2b3903392b66d20e39e132504e6e51264ecb0537f9d69d5b1246
- 03 R 019187c598445724a288a27cf611d6b9b460e2985597e3f38d42a426c709acf9
- 04 R 4b55fdee55ab9219295b94ec86584b44e934379ffdec5af53110cd29086093ee
- 05 R f0653ae7a6c9c408b544e0c68317cfb7795469e0bf13e41eb1bdc33b1cd7450f
- 06 L 8bbfe9c498fdf76b102e77660c506ab9594f8c6dd61692e5ed431c88f80f7b0c
- 07 R 815639a079ffc26cd083fa1ce784f20d13d09ef5a90703bdfe14ec863b7de4f8
- 08 L 9b936d2dfefb47cf9125244e569f69d87356d4783a1b2fc0686dbef34b331c32
- 09 R 60c1734bd5e1a688d69497be0936746910311b28e6daa547e0417218a98a3bd3
- root c1bdbeaaf06e6ab5fae2d20f00d547cdba1a9cbb2e25af56ab5c45e760f8f9fc