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 ₱4.4M contract to DIAMOND HEAD CONSTRUCTION/SUPPLIESCities
Transaction hash:
8c8a238f91b0faa85dd70482d04f9e0f51b10792f3d2a3bc5ade50312214ad56
Status:
Included and unchanged
Block:
#2,133 3,880 blocks after it
Position in block:
Transaction 94 of 150
Award day:
Jul 21, 2014 (12 yrs 3 mo ago)
From:
Value:
₱4,366,101.20
Project:
Corazon C. Aquino High 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 #2,133 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 2014-07-21.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 8c8a238f91…14ad56now …
- 2. Block Merkle root changedstored 2024d3f848…34cb6dnow …
- 3. Block #2133 hash changedstored 50e07ddf94…d1fc26now …
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 8c8a238f91b0faa85dd70482d04f9e0f51b10792f3d2a3bc5ade50312214ad56
- 01 R 8ca9ce755e827ec36d2ae2ca2d6211e06c85aac52b995976ab78500acde473a4
- 02 L 0d67e5fefb9ddf802644570134626adc88fb9e982d750d8c14fb5f7bd8ef7b4c
- 03 L ffaec1934711bd9e2ff8628d8b8f1647412b2e6e1ea0401dc699cad72b4cf492
- 04 L 0b679ad929a5d47740e9a5e596722dfb57fd738d1617d298755bf847984cc2ea
- 05 L fa0ddf6a9aace319122aba62ce7c41d9767d00c3492fc90887120eee8e6ac917
- 06 R 653ece870ea704de8d00649eb390cf131b21bde9c818c140658c2d8bbb1248b0
- 07 L 104507fd09cc4e03e8f205234056261f7ad8a66dbc2a6a9d1d07ed8ed987e3c7
- 08 R bd89c6a331094c54bd1c4d306c019bd811806c7b1e956ebc5687615d54dd8d2a
- root 2024d3f848470041ec6336af58ff467bbecce5c3d53f5f721d2ede6df234cb6d