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 ₱2.3M contract to R.Z. TIGAS CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
62530da540739729ade4e02f7f61d2e994c4cbae94b1d29f359009085e4a93d7
Status:
Included and unchanged
Block:
#5,299 714 blocks after it
Position in block:
Transaction 72 of 176
Award day:
Oct 11, 2023 (3 yrs 1 mo ago)
Value:
₱2,262,268.40
Project:
23C00316
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 #5,299 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 CSSP", 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 R.Z. TIGAS CONSTRUCTION AND TRADING on 2023-10-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23C00316: 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 2024-02-26). 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 62530da540…4a93d7now …
- 2. Block Merkle root changedstored 1da8464208…9441afnow …
- 3. Block #5299 hash changedstored 5128f09f6d…389fd2now …
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 175 records. Each step hashes the current value together with the sibling shown.
- leaf 62530da540739729ade4e02f7f61d2e994c4cbae94b1d29f359009085e4a93d7
- 01 R 6411b3b7787bcfd18be6d5ac7b18829389777d8b1ba61604dd42ab3c946a847c
- 02 R 908a47f762c596768530719c1a1bba054a7d170c77de363d0d5e85e9fe9e665c
- 03 R 688084285556f67ffd1b5b59e40c3dc7683d469808d9f7445fcdff739462d334
- 04 L 78566f4af522ef3d713eb5065fd1ae9dc875441fe36a4c69d43d4aa32f8cd7ca
- 05 R b667d92e98f554f059dfd3eb645cc308dca11588d59f3559db59a1d0aa87a0b2
- 06 R 7f7be633a8b479b314763c5f1c09999cc4f9a011083fd3bce3bcca7a3591cafd
- 07 L da289e7df8c2685f0fef1cfb069cdd3ebac9b52aff93376562bcd60ddbf65d0e
- 08 R 6cf015de5efadd441e59f05d9453d4939716cc57f52c56f940deed249f6e9fcf
- root 1da8464208671cff56de8c63da49321c26247027143bd43074ae0093e59441af