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
MUNICIPALITY OF GERONA, TARLAC Award a ₱490.0K contract to DMGR BUILDERSMunicipalities
Transaction hash:
8d7c9bd0670ffa19dfac9c3d06f5028d2d3c18d6a70e237ad385b5ec9260d84a
Status:
Included and unchanged
Block:
#3,079 2,934 blocks after it
Position in block:
Transaction 81 of 158
Award day:
May 18, 2017 (9 yrs 5 mo ago)
Value:
₱490,048.74
Project:
Civil Works
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 #3,079 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)MUNICIPALITY OF GERONA, TARLAC awarded it to DMGR BUILDERS on 2017-05-18.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)COA's CY2024 audit of Gerona gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 8d7c9bd067…60d84anow …
- 2. Block Merkle root changedstored fba45b2305…5cd3adnow …
- 3. Block #3079 hash changedstored 5a15a31197…519f31now …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf 8d7c9bd0670ffa19dfac9c3d06f5028d2d3c18d6a70e237ad385b5ec9260d84a
- 01 L 8d6d62f8cf40814f1870788d6acf40d23dbc343921e16eb89f843c11b5bec63c
- 02 R da5391612d22309a1525dd7b4b11a4d04dc47d8785f3ed5abc6a7fd577ea664f
- 03 R 69518de410ef9e66b4e00b6121a7f80109b32eecd21fbc30a8667fe56892f1f0
- 04 R aa1cb9138ce6f3101c4f09a549ab07e266510f4bf8dd267c93710c2ea2644164
- 05 L 3845767068ea6158b32cc0b132875c6a88ce4b44277b43296af5203442b62fc1
- 06 R 619a5ad5e71c40b82730fef3d44056903ef79e5e8e1185030bd1fab1b1e187b2
- 07 L 95e55cd9419815667736f4280aa0b0845077ca3761f21accc5438a0d123f8777
- 08 R 345b1ea9fa8abc1e6c60c124774b47263962dee90465388bdab8f0b01ed42aca
- root fba45b2305ec64942c0828975efb51045dea43a25f93236b40be33e8cd5cd3ad