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 NORTHERN SAMAR Award a ₱5.0M contract to ESD CRUZ CONSTRUCTION & SUPPLYProvinces
Transaction hash:
63a283e0471efeceafafd5ceec9885ecd05dec987a944f0ba2079c23a00aee9c
Status:
Included and unchanged
Block:
#2,358 3,655 blocks after it
Position in block:
Transaction 114 of 276
Award day:
Mar 23, 2015 (11 yrs 7 mo ago)
Value:
₱4,978,888.11
Project:
const of Draninage
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 #2,358 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 NORTHERN SAMAR awarded it to ESD CRUZ CONSTRUCTION & SUPPLY on 2015-03-23.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 Northern Samar 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 63a283e047…0aee9cnow …
- 2. Block Merkle root changedstored 86638c016d…0d4c54now …
- 3. Block #2358 hash changedstored f8f054af90…7f4571now …
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 275 records. Each step hashes the current value together with the sibling shown.
- leaf 63a283e0471efeceafafd5ceec9885ecd05dec987a944f0ba2079c23a00aee9c
- 01 R 63ec18972040110fe3aa9a43366b079c0fe96882d7f0b738e7c740411a6cd0ec
- 02 L d94d5bccbe85c6191a0571669ac499ad7752cb4f164f3f1383e89d0b2927edce
- 03 R e3dc02dd0ee0c1fb3e93ed2b240375071d3e26c37c0b3beec592ee7eeba7ede4
- 04 R 1bfab24b877c7f9add955442cead50784b66079ea15fbf9d7535b9e26c7cd116
- 05 L 6b6338ac1f26cabc7c832e102ae2487a19bb5f85413f9cfc2c9921647c3b3483
- 06 L c7782369c4d8910396cb77f8b09145096efa4b06a403cb7119a4c81c9d469a3a
- 07 L fc830cfc588cfddd6d1619886cc4a759962393b8304298d111894a87085a899b
- 08 R 42cfcf0408ba2892e57f41fadd59b35d4910ee3a197264c871ebce41d5604e3d
- 09 R a90a252e97cb85d0f87ff0a4290b4a99980557ad333c40a4bda875710503a1a0
- root 86638c016d32c03e9f0ed1ffac9f983f016409b34970234800355067880d4c54