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 SANTANDER, CEBU Award a ₱2.3M contract to FIRST GRANDEUR BUILDERSMunicipalities
Transaction hash:
2f50ec6aeb3e2bcdc93c1ee9fa06efd5bcbff46961e16787eb9bd44fc2176e3a
Status:
Included and unchanged
Block:
#2,692 3,321 blocks after it
Position in block:
Transaction 106 of 558
Award day:
Mar 17, 2016 (10 yrs 7 mo ago)
Value:
₱2,268,699.73
Project:
Construction Project
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 #2,692 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 SANTANDER, CEBU awarded it to FIRST GRANDEUR BUILDERS on 2016-03-17.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 Santander gave a "qualified" 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 2f50ec6aeb…176e3anow …
- 2. Block Merkle root changedstored 9caf7fe5ee…7f7042now …
- 3. Block #2692 hash changedstored e46559f102…d95fdfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 557 records. Each step hashes the current value together with the sibling shown.
- leaf 2f50ec6aeb3e2bcdc93c1ee9fa06efd5bcbff46961e16787eb9bd44fc2176e3a
- 01 R 300532f7ca41d3cd6337e864187883634add1f054fd43b47806870fb60cd2aba
- 02 L 03987fb4e0675872f36622df462655188b979fe920cdcb1e827f02a97d17d73f
- 03 R 6f634a1b8cd86847f83d5ed4d4428329f121d20a430402735b796b55d0e8534a
- 04 L 8c987bcfc5468005bab7a41f1201cc2e0d448db2bd75092f5865997101fc420e
- 05 R 6d1269f9d9e4aa27e52e6cbd84fbaf6cd029b254079ef8e670d151eddf9186e3
- 06 L 92062a116662ee263323ffb7a4b7a821035d6d8fdf4350eea13d9725d75d77d6
- 07 L 16fbbb44e4dc3d04e4e95816656a71704c98dd792eb91d72ee04ad7f32043ea3
- 08 R 957c2ffba24c10d5d2cd69f75df6d76270044f22ff456987d0cb327af6cd42c8
- 09 R ca6cf66b84d667b90fc6a8ebf2bb9701f01b7f2892697ef15265027060f9a6a0
- 10 R b8a16e1d69d24af0fcb370040a4d4008b4dd9173fe12ba5f5e997d099c829857
- root 9caf7fe5ee60dcebab668e82014afa5fb03e480160c5006b96f7a0a40f7f7042