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 - QUEZON CITY 1ST ED Award a ₱17.6M contract to ALPIZ CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
9c1941e2107e079bd0e1fc2cc5ded4cd53f6ed1c19a18967dd32898f4a56d17d
Status:
Included and unchanged
Block:
#2,427 3,586 blocks after it
Position in block:
Transaction 89 of 150
Award day:
Jun 8, 2015 (11 yrs 5 mo ago)
Value:
₱17,569,438.00
Project:
Imp./Height. of Riprap, Aran. Creek, QC
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 #2,427 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)The award does not say which budget line pays for it.Not published
- 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 - QUEZON CITY 1ST ED awarded it to ALPIZ CONSTRUCTION AND DEVELOPMENT CORPORATION on 2015-06-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 9c1941e210…56d17dnow …
- 2. Block Merkle root changedstored 7c4c48b137…9e5104now …
- 3. Block #2427 hash changedstored 6d775f7c9a…cacfc7now …
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 149 records. Each step hashes the current value together with the sibling shown.
- leaf 9c1941e2107e079bd0e1fc2cc5ded4cd53f6ed1c19a18967dd32898f4a56d17d
- 01 L 9b7e27da4f8e0b5ae8c477a63a9daa2176e47810d37e3f17c1b59e488bb0b7f1
- 02 R ff55da131cd09771db6e9c4fa86ef97a23a08514d12be631c11be5df6db84b92
- 03 R 8b3c8090d6aff3e60d17aaf6b960148690fbf5cc31540b1ac10867f5f2f2e5d7
- 04 L e14ef24fb332627ce848ba9597846a414175f26577fa636e54841659878afe85
- 05 L 06383b03e3c8c4640eca4c816694c483910f4ec5c8b823d2a3b4d436e0d1acd0
- 06 R 9421780d407486f7cccca12c228ac5e1684c486b0969f037c55b56a394b33512
- 07 L 24630f121456b95d82280628eff2cfe0bca43fd86ddccc3efcfa0640008b2243
- 08 R 5dd430fca3516ac3d6a720ec57864871e01ee2d086b2ce7f261597d35407af5c
- root 7c4c48b13756a2967cd8c22f67fca798c8cab57caa90badc5264c9a8569e5104