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 TARLAC Award a ₱1.1M contract to F.A. ASPRER CONSTRUCTIONProvinces
Transaction hash:
aeebdec183bf866c1c26ce56ae16ed74401ab8be23b9dc40566460f56aa0c67b
Status:
Included and unchanged
Block:
#3,227 2,786 blocks after it
Position in block:
Transaction 145 of 206
Award day:
Oct 23, 2017 (9 yrs ago)
From:
Value:
₱1,140,875.84
Project:
Construction
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 #3,227 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 TARLAC awarded it to F.A. ASPRER CONSTRUCTION on 2017-10-23.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 Tarlac 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 aeebdec183…a0c67bnow …
- 2. Block Merkle root changedstored 3ba2eae9db…05564dnow …
- 3. Block #3227 hash changedstored 7284529fef…bbc68fnow …
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 205 records. Each step hashes the current value together with the sibling shown.
- leaf aeebdec183bf866c1c26ce56ae16ed74401ab8be23b9dc40566460f56aa0c67b
- 01 L ae0b40f6763ebeb41ce96292a749890a6ad9320d1a7f15ac61a2468cf89365c4
- 02 R 5d3ed3499d00883eb59843c23cd539666406846bd5fcf1838555e2e197de3463
- 03 R ae430d0b5f7c92a42fb344888469ea2ad84ad4ca314a0ea28bb44f894c14156b
- 04 R 9b02c3d3ea273685b1b4857a884e8465187622177d9253d130762410e3b3a223
- 05 L 42a91a2224b8ba4be32ec0cbfeeb518555fdc9c06005665ebf7e501a0650f941
- 06 R a3e151ad717f6f0a2253b0157bb3dd9f8dcf4d7c871172a3a783f2806af10f8f
- 07 R e0ddfb716c9c679368a6e3e03288df8da39ba49b52189122b129787bf50b4a9a
- 08 L 10eff7b500da714ccb381b14f302b1dce4cb65bf249823c85fa0cb7b1aa41a8b
- root 3ba2eae9dbdc56e62d14da5bda2c46c70eebe35a06598448b2cbf91b5a05564d