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
DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱4.9M contract to AIDEN AND AYN CONSTRUCTIONNational agencies
Transaction hash:
afde0c28cd37d8ba7626cdbcc222a4fbaad48f0cb214a5408b30a519802204e8
Status:
Included and unchanged
Block:
#5,061 952 blocks after it
Position in block:
Transaction 203 of 297
Award day:
Feb 8, 2023 (3 yrs 9 mo ago)
Value:
₱4,936,732.33
Project:
23GB0009 - Construction of Multi-Purpose Building
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 #5,061 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)DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to AIDEN AND AYN CONSTRUCTION on 2023-02-08.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23GB0009: 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 2023-05-19). 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 afde0c28cd…2204e8now …
- 2. Block Merkle root changedstored d2a95a052d…453993now …
- 3. Block #5061 hash changedstored 9dd7f3ac3a…83f563now …
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 296 records. Each step hashes the current value together with the sibling shown.
- leaf afde0c28cd37d8ba7626cdbcc222a4fbaad48f0cb214a5408b30a519802204e8
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- 02 L 25a67e40afb91be21fb6c42520c7324627659608461c70e287c52c76aa18c2c4
- 03 R 40456983d2b002f4a315f76a3fda6db8a47a3ff9a577ff23a8ea13e4b80bc98f
- 04 L d217b26a918530c6069b28d88d3a71aa4e6fa85d2f67b51caca1f47523099d9c
- 05 R cc4b0f3385c1facb20f597ee6c8012b30bd16190d3445f1227b8a3f2ab7a19fb
- 06 R c3fb5b84e9bc6639f77d479f587e05376944efdaed38d94804384bf154b6b691
- 07 L 1ab5e978405c32f399a741290766a6cb2703f0f935172de1bf53930b50dd472d
- 08 L 6c0b81214e46abb771f83fe994ceaade5e7d67a982c7859af68dfa9177aff988
- 09 R 6a03ce0d47d5ee66ee271a9fa7b3d138167c170d5d4a318fc01c321a915add3f
- root d2a95a052d92a5f47d41a920b6499beed70ddc4ee15c4a4d39870f561d453993