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 - NORTH MANILA DEO Award a ₱47.2M contract to A.M. SALONG CONSTRUCTIONNational agencies
Transaction hash:
ca8abe76aa28d803559fbd4f5f5e63ced38fe0079e2f7f8dda49677ef7b5224a
Status:
Included and unchanged
Block:
#5,414 599 blocks after it
Position in block:
Transaction 520 of 674
Award day:
Feb 12, 2024 (2 yrs 9 mo ago)
Value:
₱47,241,761.38
Project:
Construction Projects
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 #5,414 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 - NORTH MANILA DEO awarded it to A.M. SALONG CONSTRUCTION on 2024-02-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24OE0083: 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 2024-12-09). 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 ca8abe76aa…b5224anow …
- 2. Block Merkle root changedstored da4bd6d316…3c68dbnow …
- 3. Block #5414 hash changedstored 469a31901a…678c21now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 673 records. Each step hashes the current value together with the sibling shown.
- leaf ca8abe76aa28d803559fbd4f5f5e63ced38fe0079e2f7f8dda49677ef7b5224a
- 01 R cab1028919f820b0b300208e5921d332ca4961a567fcfb4cd1ce5902158e23b9
- 02 R 2e440718fba1e6a4e11795651e93df5dbaff9dd707c2f2cc8f2c0b2771b33f7d
- 03 R f10cb1771e44a3821ad1a037026c1d1f5bb2db69d0a62649ad671fa19934aa2e
- 04 L fcdb5f8ebda2eaf4e5057267ea3d1ac97cce7dff2c331e63d927f81089461967
- 05 R fca48dfa0eaa2b03fb04e529c85fd5efc9b2b74af9b800c777fb1832060c9dde
- 06 R 54f04857d150c41c5bd311d9d4119c0c720ad503bf8a79150311dc910761d5a1
- 07 R e670458ea79c967b8f0337fbef2d33d731c2d8d95e042b49b30cc70c94e1ad34
- 08 R fc24cb0ff709fa408122e05b15dd06e319dcdc0ea5fab492c3e363d98a74b882
- 09 R d0119944dacfdc1baa5df2bd7833250158023ecec1e39410537a9c7f7efef62e
- 10 L 54dee015b459368499ec531726b902a7357e325f96e80d4ff830d3c238d81ad8
- root da4bd6d316e137ffb45ec6b1181e11e2ec0848efadcad396e194465b953c68db