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
CITY OF PASAY Award a ₱9.9M contract to DIAMOND HEAD CONSTRUCTION/SUPPLIESCities
Transaction hash:
ec53be06c7eddf2c406b1fa07a548cd0b7489e343773766fc968378c804f8e7c
Status:
Included and unchanged
Block:
#3,505 2,508 blocks after it
Position in block:
Transaction 165 of 181
Award day:
Aug 15, 2018 (8 yrs 2 mo ago)
From:
Value:
₱9,941,531.92
Project:
EPIFANIO DELOS SANTOS ELEMENTARY SCHOOL
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 #3,505 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)CITY OF PASAY awarded it to DIAMOND HEAD CONSTRUCTION/SUPPLIES on 2018-08-15.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 Pasay City 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 ec53be06c7…4f8e7cnow …
- 2. Block Merkle root changedstored fa89079751…fab6e9now …
- 3. Block #3505 hash changedstored 83a4bb7233…79bb6bnow …
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 180 records. Each step hashes the current value together with the sibling shown.
- leaf ec53be06c7eddf2c406b1fa07a548cd0b7489e343773766fc968378c804f8e7c
- 01 L ec0e1e278a3776c4cd64b4eeff2d86aa0615c2711efc5557c7b1ef0a7e1e70a7
- 02 R cf7178b332d1c44a3beb3aa693013b7da01757356e0ced0517b4ec588d66146b
- 03 L 95a3d6d500136d1af8fe017bcdfbe91b9faa4e327a3560fa2344d24badfb3c63
- 04 R 7eafb834d751e9418bf7cedeb408062d285ebe1e0b1d8abc969d80aabb00416d
- 05 R e17f4bf3abd3d5486cdb9ac221e8e141c1bbbf5639ece0b792e9178c899537ee
- 06 L 1a0c64cfd441762d7bc474c3f866848c93350d20670c28f95f76db42250e955b
- 07 R 133ff5eb62b89d1b2e4867d06a33ba1d591ff0498cf4438579df50b99dec80c5
- 08 L 043ff948d3f85a9bba534e1c2484b4a878b0b3d85810656d970ff50aa48f89c5
- root fa890797510f0fd8b98dbf1491bf5726e2c7f84c0d01fc61e7ae7fdb4ffab6e9