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 ₱600.4K contract to URBANCON BUILDERS & SUPPLYNational agencies
Transaction hash:
83ddb72cb5cc893ef92df4cfef7ffb5fca422659e67f3a9a7a68996e818c3ab8
Status:
Included and unchanged
Block:
#3,369 2,644 blocks after it
Position in block:
Transaction 148 of 289
Award day:
Mar 22, 2018 (8 yrs 7 mo ago)
Value:
₱600,386.26
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 #3,369 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 2018-03-22.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 83ddb72cb5…8c3ab8now …
- 2. Block Merkle root changedstored 47e9e2c877…88255cnow …
- 3. Block #3369 hash changedstored 9ad437f946…ba600enow …
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 288 records. Each step hashes the current value together with the sibling shown.
- leaf 83ddb72cb5cc893ef92df4cfef7ffb5fca422659e67f3a9a7a68996e818c3ab8
- 01 R 84e9bc721aec6641261640ddae57a2f28406a71bbb4855739462f29e651c1302
- 02 R 8b603af7aa9727cf08c2a16c7b7bef7e204be5267786ea3db018cfee7e5f7551
- 03 L 281eab7ba0fb40a0d7f36c1ebb6e8c44ee97d0ccbf64f32023d1e5a1f9e1975a
- 04 R bbfcac7fbdc4cbafb7b20cff325b1cc477f48924f0563f4a288f3747707e0a97
- 05 L 0d2602774904aef35b56a032a626d9da8157d8f0d4e570632e7a50d6dbd66535
- 06 R 191ad0f1c76a282131aa8091c5eec43c911a6faf507b0e2a2d03a63434ef3dfc
- 07 R 89b535c177a33bf4a5d6402823270f77d9359cf00454f1b551360ff9046e42e2
- 08 L ecc3ea4fe28f71e31df6497cdbc8f6034f145c5bb9963b53714f701f9069cf53
- 09 R 1db7d6bc21a1afe9a4126ae6c5f223a56ce04389f50474e1aaa10d5b164c3aa0
- root 47e9e2c877074c492a2121c0a1e8261be8aacfc471a29e91d85642138b88255c