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 - TARLAC 2ND-DEO Award a ₱69.3M contract to R.R. RICAFORT CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
bbf320b07c686c49b0240d2eaa5531251ac92a0e38ccf99cbfebd54e6a30a3a6
Status:
Included and unchanged
Block:
#4,530 1,483 blocks after it
Position in block:
Transaction 220 of 291
Award day:
Aug 6, 2021 (5 yrs 3 mo ago)
Value:
₱69,343,713.59
Project:
21CK0015
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 #4,530 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 2021 OO-2", i.e. the FY2021 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 - TARLAC 2ND-DEO awarded it to R.R. RICAFORT CONSTRUCTION AND SUPPLIES on 2021-08-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21CK0015: 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 2021-12-20). 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 bbf320b07c…30a3a6now …
- 2. Block Merkle root changedstored 7797cc4fcb…925031now …
- 3. Block #4530 hash changedstored 976c8e9cbc…a6c6b6now …
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 290 records. Each step hashes the current value together with the sibling shown.
- leaf bbf320b07c686c49b0240d2eaa5531251ac92a0e38ccf99cbfebd54e6a30a3a6
- 01 R bc435d168dd4c450cc455d4468172c7fcd9ed0e9ab8208232b5ed44f73fdd3c9
- 02 R 8e21e5640ca8581ea79abf33dffec79d04662d8cb046c4af35a08b29482e5a50
- 03 L fab7edac0508b3aeb8cf7455abd647da44cbda25b9c5f0dea936148fb8a04c80
- 04 L e15e89a9f8278c0c8432d4a385acb22bc56f6d6532a04c8eb389b1c450736bd4
- 05 L 3cc8c9be637c31c93feedb96b27f2bd286c17aa36b11086b5863246860894d83
- 06 R b506679d406ea4044b797534cd6edfba3597db716f87e68afa7ac807224899b9
- 07 L f9eb7a4c70c34e9902c8b3f3df223a3cc03971331dc19a822a0a59dc335b8eac
- 08 L a7923bf2576c555bdf14f6684afc4b3d71432042c3ea2cb2ce0c5d852a6007bc
- 09 R 5c008fdcc5b1fe961620f1c4c2ae645804db2b55ce19a1e067997c87ffb154be
- root 7797cc4fcba09a00e397a154eae8fd9532178405f3ede341dde4fa633a925031