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 ZAMBOANGA, ZAMBOANGA DEL SUR Award a ₱996.9K contract to ERNA CONSTRUCTION AND SUPPLIESCities
Transaction hash:
b44c3fc18c9eee03ec0d171191793666817ff792d43754f31537073dbb63db68
Status:
Included and unchanged
Block:
#2,071 3,942 blocks after it
Position in block:
Transaction 129 of 193
Award day:
May 9, 2014 (12 yrs 6 mo ago)
Value:
₱996,878.08
Project:
Concreting of Road at Taguiti
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 #2,071 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 ZAMBOANGA, ZAMBOANGA DEL SUR awarded it to ERNA CONSTRUCTION AND SUPPLIES on 2014-05-09.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 Zamboanga 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 b44c3fc18c…63db68now …
- 2. Block Merkle root changedstored 5f9af4f493…fb5d4cnow …
- 3. Block #2071 hash changedstored f82d96af79…8a1076now …
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 192 records. Each step hashes the current value together with the sibling shown.
- leaf b44c3fc18c9eee03ec0d171191793666817ff792d43754f31537073dbb63db68
- 01 L b4171b349eb83e400aa79dd7d530510fae3a20a73bc8146e762a91cd35b29af5
- 02 R 5e2883ebfa307d42596d6657ff087cc2ca8efc429be71d175375bdd59cb136e5
- 03 R bbd77201e8473152ff58577bb243e163c9c3d5fb12228a903bbc329a53f9d4cb
- 04 R c0c2210c839bf8bd365a3a914be3b2f1c8ec49685c122d764fd7311ea61c12e4
- 05 R 93f6cefc5afeabf4c8bdf07aa30854707e56f0d49a14127f4518a35fc96a5fe1
- 06 R 453441b1e55448ba73ef31976764659bc4f7993296b4025290672e8b2acad675
- 07 R ea9298915f0c67118440f3b33a6b80fbb6d1a909d7a058cd97cedbe896f79728
- 08 L 333bc79cc69692eecde4819074a5c8379fd58bb570bf734a25bb58507d79029e
- root 5f9af4f4934d909f8923cb9d4c42ceaaac47611cc5b36b4241c4cea802fb5d4c