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 - METRO MANILA 1ST E Award a ₱6.7M contract to ZYRE TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
bc1f1a4e6bca32ff3b4e16f81d4437ef8f4add957df65695cbdaa870c8ec75d5
Status:
Included and unchanged
Block:
#3,816 2,197 blocks after it
Position in block:
Transaction 196 of 269
Award day:
Jul 11, 2019 (7 yrs 4 mo ago)
Value:
₱6,720,069.98
Project:
Contract ID No. 019OB0211-Construction of Multi-P
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 #3,816 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 - METRO MANILA 1ST E awarded it to ZYRE TRADING AND CONSTRUCTION on 2019-07-11.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 bc1f1a4e6b…ec75d5now …
- 2. Block Merkle root changedstored 84530792ee…5f7a5enow …
- 3. Block #3816 hash changedstored 1a5e3794ea…9eaa12now …
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 268 records. Each step hashes the current value together with the sibling shown.
- leaf bc1f1a4e6bca32ff3b4e16f81d4437ef8f4add957df65695cbdaa870c8ec75d5
- 01 R bec4c4633e3c25bb40d5310d6cc1a8f6d2b4e8ede83ab8a6000c1cc01c71e331
- 02 R 5fde72cac4bef15957a32b3bb099b39c97bcf59e59cc253dadca4ad5225e005d
- 03 L 00ee9712272eca2f01b32936c3c956cc7c18d1a6f3fd1a1f7c844aab160706cf
- 04 R c3c0ac67594e57552783f699a211444dd9834f82d906fe94fb11a704913ce276
- 05 R a55b418506ba2179c9451980f6a1534a3395fe707de04dfbf0c6ce96da419781
- 06 R fc38296ec021292b6c0b00f613dd6951660878368285576225b43b47049b6363
- 07 L beeffed83f0dc9b3908d09da2de7727da2fef2c3176398a203605483db46dc00
- 08 L 2e97b9d7f8f4b86685c3df5e221148407d6549503168446ec6d7001bce49f258
- 09 R 2e5e5a328c24c44f5eef0fe8a5e812003b7cd7915c972337380475e0e01f2deb
- root 84530792eeb3e39c249b4b8766474109a381dd3d46064a473ffd4ca96f5f7a5e