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
PROVINCE OF COTABATO Award a ₱1.4M contract to BATUA ENGINEERING SERVICES AND CONSTRUCTION SUPPLYProvinces
Transaction hash:
b1a6c3feef03f3c8baff6f864bf17de603040576e7326d2c78c778fa4f3cae64
Status:
Included and unchanged
Block:
#3,505 2,508 blocks after it
Position in block:
Transaction 115 of 181
Award day:
Aug 15, 2018 (8 yrs 2 mo ago)
From:
Value:
₱1,398,067.96
Project:
PB INFRA 18-299
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)PROVINCE OF COTABATO awarded it to BATUA ENGINEERING SERVICES AND CONSTRUCTION SUPPLY 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 Cotabato 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 b1a6c3feef…3cae64now …
- 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 b1a6c3feef03f3c8baff6f864bf17de603040576e7326d2c78c778fa4f3cae64
- 01 L b10050023293daf107fbec2a7e2e4dd888395fccdf775a358603e1cbbd905439
- 02 L 956bbc6242eac50b41ae2f63359c28ea88716247a62c555132b43d72eb9b1e2c
- 03 R 744a3fc20b7f904db5147157dc0236e8ed3006f818db3dbb32f3c1e438e0aba8
- 04 R 0376b8bcd1b4c672401439f1223d5c67a8962c2d123dcee4eaa500416dd3a994
- 05 L 0c73a666e5195420b67a5fde25fb79b77ca0301bcd5316cc184b1bc056073c04
- 06 L 6dcc2689e280786fde39a1191bbb0eba87fb56e0612ff73f0893a303f5f082fe
- 07 L 00c254801b3bafe2d8f1d1bfe091a27154f5382d101e18ad28b1e3a66f12c2cd
- 08 R 426a295ac1ea5b70b5deda788c136a5d56c825fb0bb4cc43bec5eebd158ddf1e
- root fa890797510f0fd8b98dbf1491bf5726e2c7f84c0d01fc61e7ae7fdb4ffab6e9