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 ILOILO Award a ₱299.9K contract to V.N. GRANDE BUILDERS & SUPPLYCities
Transaction hash:
91a330dce7183bdf777862013b6e1b525c15a4b0eddb8b4205937801605ea5ec
Status:
Included and unchanged
Block:
#1,428 4,585 blocks after it
Position in block:
Transaction 46 of 85
Award day:
Apr 13, 2012 (14 yrs 7 mo ago)
From:
Value:
₱299,902.00
Project:
INVITATION TO BID - Proposed Construction/Rehabilitation/Improvement of Existing Drainage System at Brgy. Tabucan, Mandurriao, Iloilo City (BID NO. 0245)
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 #1,428 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 ILOILO awarded it to V.N. GRANDE BUILDERS & SUPPLY on 2012-04-13.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 City of Iloilo 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 91a330dce7…5ea5ecnow …
- 2. Block Merkle root changedstored 44a4713625…91011dnow …
- 3. Block #1428 hash changedstored 7285ec126e…096290now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 84 records. Each step hashes the current value together with the sibling shown.
- leaf 91a330dce7183bdf777862013b6e1b525c15a4b0eddb8b4205937801605ea5ec
- 01 R 934f026d76585b7854b1df960a0f0e2af2eebe11945deaf62f0e717dc87d89c5
- 02 L c7ff95dccf98046e5eadb4c7b34b2c7568c7fa4f7ca24eba72eac80519143eae
- 03 L 844b377f85167521ffca19f5751ece1694ab349d53a6de6863419893d07aa9f9
- 04 L 00aef815e6ee6f942e4132c25f44106ab2fb7be4db224d81c3e020ae44e427ff
- 05 R 5c924cf2c8680ac2a0f0168bcca08b600fd131da83ddf8b4a98ff92116a14af4
- 06 L d3ae6dfe68780fe8a04f4eb95ac1baed48abae1913d9fec06614462863eb5f48
- 07 R d9b794f76439da8d329a88bb556f777af0c190d1b76879c97a53d03bfb6cd806
- root 44a47136255082c8e562b13cb9e42c0a2d19787bb8afd79e288510b01891011d