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
UNIVERSITY OF THE PHILIPPINES - DILIMAN Award a ₱142.3K contract to INFOBAHN COMMUNICATIONS, INC.National agencies
Transaction hash:
e4e23c058712f60dc02546ff9dd9d0acaf2ee7aa4092ed99da9eb90dd485b613
Status:
Included and unchanged
Block:
#4,381 1,632 blocks after it
Position in block:
Transaction 302 of 345
Award day:
Mar 5, 2021 (5 yrs 8 mo ago)
Value:
₱142,350.00
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 #4,381 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)UNIVERSITY OF THE PHILIPPINES - DILIMAN awarded it to INFOBAHN COMMUNICATIONS, INC. on 2021-03-05.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 e4e23c0587…85b613now …
- 2. Block Merkle root changedstored 5705d454b3…db2c2anow …
- 3. Block #4381 hash changedstored 62e450eb83…3802f1now …
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 344 records. Each step hashes the current value together with the sibling shown.
- leaf e4e23c058712f60dc02546ff9dd9d0acaf2ee7aa4092ed99da9eb90dd485b613
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- 02 L e95774e62dbd61766c0b1ae4880553394b36218557b47b351f977c3315705772
- 03 L a5b02beea8cb022653207a2bd94bd74cad5cbef3b8b398f4b4897030449f6619
- 04 L d87a357a8e0d3f8fafe08dd0ac96564d08341e8af775f678f3b9d55f3d4c4bcb
- 05 R f24d27c7805301c69fccd0c8f5b04c12d7d572ee5fc4831becf1165970422061
- 06 L a3b26f74efdd9f8e511ac866598bc3b1c425f3bb07034758a187254206cf1242
- 07 R 1fc016cea506a6a82ff597631c00967d8b79945b60ce2d17ab19a42a2fa74bbe
- 08 R c74487fb418d4d54c09891e57d09d1db39c94e67867c48a1e3548a22bbab8eba
- 09 L f1a23c510b0974033c9c92c2241c956215bd9f56574ffc9541303f69248bf529
- root 5705d454b3dba44eb5a82b3fee73726b3bb13e8e073e9b1238217ecabfdb2c2a