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 CEBU Award a ₱741.0K contract to CELEDIO CONSTRUCTION BUILDERS AND SUPPLYProvinces
Transaction hash:
cacf8009d8d17bb468ec9b2d5a5a3e7a07b46158fc52a37e2845badc1fdfea5e
Status:
Included and unchanged
Block:
#2,939 3,074 blocks after it
Position in block:
Transaction 244 of 310
Award day:
Dec 19, 2016 (9 yrs 10 mo ago)
From:
Value:
₱741,030.06
Project:
Construction of Nursery Office Building
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 #2,939 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 CEBU awarded it to CELEDIO CONSTRUCTION BUILDERS AND SUPPLY on 2016-12-19.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 Cebu 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 cacf8009d8…dfea5enow …
- 2. Block Merkle root changedstored cd526839c1…0b1fc7now …
- 3. Block #2939 hash changedstored 10b3867b54…9af472now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 309 records. Each step hashes the current value together with the sibling shown.
- leaf cacf8009d8d17bb468ec9b2d5a5a3e7a07b46158fc52a37e2845badc1fdfea5e
- 01 R cde61e85d822ed3e374295e3d33932d72ed0990d7e6f5b03fbbef21b5b86558f
- 02 R dbbeb9aa7da2d9fd54635f10fb8eb8fc53048ed255ee96a7be9579620a0ac353
- 03 L c7104042761f1e987cd0d54745c1998cfa13fd59a3fb1bdb34dc21fe8b612568
- 04 R 96bcb3fdc17d51535ec025cade572f0217a9c241fab2cc2074e10ec2e838f1f7
- 05 L 87792fa87bbb9e148a7936427e79991c9f21a6a6fb2abb2d6bd08063e7a123da
- 06 L ba6475247751755ae520ab8dad534be1a9c0a564b177a4fe6fd54b6d74bc4af3
- 07 L b113342d19da3c065b5a5f792add68f0d3df604dd54a60ef4eebb7fd0e7add37
- 08 L c16571b1c2a3641742cc1448df8d2a95f328574c2184f7ecb0014b6f70b5946c
- 09 R b2d6c38d2bbd06cda0127e268e3a40c1bd8507d5ac7c7b5342587d96665c87f5
- root cd526839c1f6fb262c57ab55ffdaa80b03b22e8e150e47f9e5fca0c97f0b1fc7