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
ILOILO SCIENCE AND TECHNOLOGY UNIVERSITY Award a ₱636.0K contract to URBANCON BUILDERS & SUPPLYNational agencies
Transaction hash:
ba331ffdd2d6755f9ea7aec14df420f84cabc4581c1e931023e65ca37b88856f
Status:
Included and unchanged
Block:
#3,479 2,534 blocks after it
Position in block:
Transaction 94 of 138
Award day:
Jul 17, 2018 (8 yrs 3 mo ago)
Value:
₱635,964.38
Project:
Construction Projects
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 #3,479 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)ILOILO SCIENCE AND TECHNOLOGY UNIVERSITY awarded it to URBANCON BUILDERS & SUPPLY on 2018-07-17.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ba331ffdd2…88856fnow …
- 2. Block Merkle root changedstored bd10e408e0…7eda4dnow …
- 3. Block #3479 hash changedstored 7457d6f7db…ad2869now …
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 137 records. Each step hashes the current value together with the sibling shown.
- leaf ba331ffdd2d6755f9ea7aec14df420f84cabc4581c1e931023e65ca37b88856f
- 01 R bcfe4c229124f52f14c6c42b112fc8ec12d7b8c5ba5292bd8febf130fba55e4c
- 02 L e25b36d43bf97de46c1262e48b22352c0cfb328658b704a7715e7516f87209bf
- 03 L f223916353226172b6905516282dead34491a25becee77a835f7e248622f8a84
- 04 L 3f1fb62fca8512946101e6819ed89b034ef79bbf8e8ea449babab3251c757584
- 05 L 320fb37b8380e018acd0d95256736d967b810af18add0740fa1151a14583d73e
- 06 R e4b5959c09ca0cb23c9d847ee4c65ca0783e92b48a083f64aa7d751b4cf4825e
- 07 L fabfe170e2fe6ac517e1fa6e9e467d50d0d5ceb45f3183ca3f503f9aaacf5afa
- 08 R d4d7f6658f960a934431ce98fa4e677e89ff4254f93778dad9092f6e20fd484e
- root bd10e408e0eb50cc2a0968d4328e842826750dec118cbf67afb9c1b4a87eda4d