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 - DAVAO ORIENTAL 2ND Award a ₱4.9M contract to RANGAY CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
9d660a833e8d31fc19d367f414d3f488ea26eadd4ce0fbfb80e6e98e9ef61751
Status:
Included and unchanged
Block:
#5,133 880 blocks after it
Position in block:
Transaction 339 of 558
Award day:
Apr 24, 2023 (3 yrs 6 mo ago)
Value:
₱4,852,665.10
Project:
23LG0028
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 #5,133 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-1", 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 - DAVAO ORIENTAL 2ND awarded it to RANGAY CONSTRUCTION AND SUPPLY on 2023-04-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23LG0028: 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 2023-08-28). 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 9d660a833e…f61751now …
- 2. Block Merkle root changedstored 3775c5bef9…b42542now …
- 3. Block #5133 hash changedstored 9cad3f707a…93fd66now …
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 557 records. Each step hashes the current value together with the sibling shown.
- leaf 9d660a833e8d31fc19d367f414d3f488ea26eadd4ce0fbfb80e6e98e9ef61751
- 01 L 9d50288bfabc1ffb94ac3c37c6525cb0f8ffd2c626515170fb4a3f566d1a49f8
- 02 L 09d95b1407ce5099773ce5e3b0cf7aceb47898c85cc282019ca15449c2022112
- 03 R 61d5356b0aadf834b0b144d1a4a3840cea130d79fd3083f118bb8c9f35a94b34
- 04 R 1aad50441a7aa80ba8b721a44f625450c0b996cb9a6779832295c8840431dea5
- 05 L cc5a7c84dfa9c800efcb2c61661fecc71f2e53723371e0aad8200a2668c66df8
- 06 R 232e0a6f2ff7defa4b050483f61ec981cdc38db04c10bb38da2dc9a3ba8061a5
- 07 L 6e8320609a79db1298a771daf884153b9f8e1bda6b6355363d69b407726470ec
- 08 R afec34859fc172631eef4fca59579059d5f5a5769c22057b2b1dde1979b414ac
- 09 L a69086a940c683aa24af96445cff7ba6d6a89eb665ea69ed1b62e5a3ffd71953
- 10 R 234b5d738a99f0522c57d104874159f937ba096c425acbc8512f16021d0f00d8
- root 3775c5bef9e78777fd75bafbfd65cbc7b6c2090afc6fc3734366200e9cb42542