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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 1ST DEO Award a ₱3.9M contract to GASAT BUILDERS AND SUPPLIES INC.National agencies
Transaction hash:
63ce09013d760ba318b26e9c1c06b17c6c4759eb0acce65c529c873e2e08b82b
Status:
Included and unchanged
Block:
#5,891 122 blocks after it
Position in block:
Transaction 153 of 413
Award day:
Jun 26, 2025 (1 yr 4 mo ago)
Value:
₱3,912,632.83
Project:
25CL0142 - MULTI-PURPOSE BUILDING, BRGY. LIOZON
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 #5,891 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ZAMBALES 1ST DEO awarded it to GASAT BUILDERS AND SUPPLIES INC. on 2025-06-26.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 63ce09013d…08b82bnow …
- 2. Block Merkle root changedstored a723d6102c…bcbe49now …
- 3. Block #5891 hash changedstored aa4e7dc0e1…dd7da2now …
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 412 records. Each step hashes the current value together with the sibling shown.
- leaf 63ce09013d760ba318b26e9c1c06b17c6c4759eb0acce65c529c873e2e08b82b
- 01 L 63202a3c78860cb786f49e95a1a37569016f60889a21205fae7d4fb9aef45efd
- 02 R d02f3c1079bc411050ea8ee875d5f529b550a9594212eda3461dd739505a1ac2
- 03 R 7024a2e050ac0eaf1c4b78a6631c106027a0185c88a44c8845ee49bc951c746e
- 04 L 9e600bfb6f4b4426d7860a84fc2fb14a17a96c16f45132bf987c33b656fb0128
- 05 L b966b29bfe84e592a41875d365cb5599844eb8b1d8b59494213c55f6d0b8c67e
- 06 R 6ff11b6754cf505f90190091fddf54a1b0521578934c91e875bfdb6e5da272e2
- 07 R 75ab4281ef40ef1e091815342c3c6e17f05eeda20636a40726c5d93e751caefa
- 08 L 5401cec0b503eaf0281b291157ef18512338133c413a29f040a655a1c4d6b8ea
- 09 R 0b501f27f3d7cc5921e640f61e1b61fe5843d7550a48cf07a29a13f7732a5023
- root a723d6102c3808ad09c2914b48244f04f20e769d3782c2acb140241039bcbe49