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 - ZAMBOANGA CITY DEO Award a ₱19.2M contract to R26 CONSTRUCTION, INC.National agencies
Transaction hash:
a103f6b200468cce9d6dfad21f73a1437fdf86c985a6d8b1fc365cdd2cdc932f
Status:
Included and unchanged
Block:
#4,276 1,737 blocks after it
Position in block:
Transaction 214 of 339
Award day:
Nov 10, 2020 (6 yrs ago)
Value:
₱19,201,450.36
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 #4,276 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 2020 LP", i.e. the FY2020 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 - ZAMBOANGA CITY DEO awarded it to R26 CONSTRUCTION, INC. on 2020-11-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20JA0061: 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 2022-01-23). 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 a103f6b200…dc932fnow …
- 2. Block Merkle root changedstored 600b78e642…41eaa1now …
- 3. Block #4276 hash changedstored 7ba9b31e1f…095946now …
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 338 records. Each step hashes the current value together with the sibling shown.
- leaf a103f6b200468cce9d6dfad21f73a1437fdf86c985a6d8b1fc365cdd2cdc932f
- 01 R a20f4b7cf36e9e0230b8baf301135075ff236484c0bea47c671a73229390d5cb
- 02 L c4020e8000eb413792952f1103606e4bbf060a963a535e8215ce0804d8aa75eb
- 03 L c854dcdf5f41340337522de89f4ac09cb3d666c15d9e7c81217eb6307c064ddc
- 04 R 06abdaa505d19a6cdb15403d57dd753c85ef773997df08c84a5e276055b07d24
- 05 L 9de99cf9fee559f165d27068734f1832625d6ad12a797cf5f9113e1292427447
- 06 R 28f5d0468b1dcce434d9dcc5ab20324f760952d52b92ee63e3b2e5279f1176a9
- 07 L a182590047c7c5a32e37b21d3c558cd1ef685b8ae994d89ab9e0298106a42b29
- 08 L bae1ad123db3378511b8dd7acc2421aaff7fa80e5074474bd7dfe2e01e986d40
- 09 R 2520170426fe89467df8877d577d4000e60bf923b7d3bcc4d43a37c52ed3748d
- root 600b78e642a5edaead582fa59a7331fbf77dce235c8d4daa8e2f2ff47c41eaa1