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
PROVINCE OF LEYTE Award a ₱2.9M contract to YFL BUILDERSProvinces
Transaction hash:
4c10faf92df1e09e117ab8d1dcaddf99dde903bbabf8f02454e5deb68c4b82ea
Status:
Included and unchanged
Block:
#4,196 1,817 blocks after it
Position in block:
Transaction 68 of 243
Award day:
Aug 18, 2020 (6 yrs 2 mo ago)
From:
To:
Value:
₱2,870,997.05
Project:
YFL BUILDERS
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 #4,196 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)PROVINCE OF LEYTE awarded it to YFL BUILDERS on 2020-08-18.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)COA's CY2024 audit of Leyte gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 4c10faf92d…4b82eanow …
- 2. Block Merkle root changedstored 220d80651e…ff8b3enow …
- 3. Block #4196 hash changedstored 3313d72647…6fa238now …
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 242 records. Each step hashes the current value together with the sibling shown.
- leaf 4c10faf92df1e09e117ab8d1dcaddf99dde903bbabf8f02454e5deb68c4b82ea
- 01 R 4c88b7de4b22aaf879e4b5ab9b037171aec6acad61a861050871780ddcea275c
- 02 R 178f25a30697c38fb0a1ad572324d84d8ce41d0e6cc6b9b4cbe42422350813b0
- 03 L 98d51e547b6729eb8ea2310ee06283cc362c51b20a41f0bdbcae58e3c8da0c1e
- 04 R e0a364b992c99c08c53127f49092869314ecf6662ab15931301748acf4337773
- 05 R 213c692a5b9a9cd4096a492c43dc9bae43f5c569f056d56a5b4d982ac93ead03
- 06 R ea2f8cd2d8e3162bb910d8a6aa6d2a3a4eb283ac8ee9befdf2fd64603e383b51
- 07 L 31c6f0acaa5e1672a920380add2e3bad865bfa47394f1b526429e16109017207
- 08 R a7c15252565aba328ec454c0c44211edfa2d20e66a4d856a71ddcb6b327c5357
- root 220d80651e00eeed8f461c6fe4b602be70a556d8c4195199a1a3ed92edff8b3e