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 - SURIGAO DEL SUR 2N Award a ₱93.6M contract to CONCEPCION BASIC BUILDERS, INC.National agencies
Transaction hash:
b47c837b09a69b604cd5428ff5e0275e7af1f76bd0aa38adf117894e7b93504b
Status:
Included and unchanged
Block:
#5,092 921 blocks after it
Position in block:
Transaction 362 of 549
Award day:
Mar 13, 2023 (3 yrs 8 mo ago)
Value:
₱93,597,343.06
Project:
23NI0054
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 #5,092 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)DPWH lists the funding source as "Regular Infra - GAA 2023 OO-2", i.e. the FY2023 GAA. The exact UACS line is not given.Partly
- 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 - SURIGAO DEL SUR 2N awarded it to CONCEPCION BASIC BUILDERS, INC. on 2023-03-13.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23NI0054: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2024-08-23). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 b47c837b09…93504bnow …
- 2. Block Merkle root changedstored ac2f5120e7…af457fnow …
- 3. Block #5092 hash changedstored 0dd9886ac3…f8a15enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 548 records. Each step hashes the current value together with the sibling shown.
- leaf b47c837b09a69b604cd5428ff5e0275e7af1f76bd0aa38adf117894e7b93504b
- 01 R b4b88de0a31b7fef8f2271019937269519f624418efed8bf227c1219930e5dd1
- 02 L 7ea33429adeefc673cc2c9f17085868bb20e5b19c7c09a87accdee8988dfa8d2
- 03 R 1e14aea18ea715bbfa0ccd46b0c48adf80fd607b1b6ebe30f87ed5df0294f4c3
- 04 L ab9f378b830b781d4ffbe56123d702508f75885cfa0fd489ce488001e4922efc
- 05 R 1b9e63da7871d3ba47cb1d9eec98cd6fd0f0b2c1184eb1c4c1014158501f68f9
- 06 L 2624fd48a8684f9ffb2cb160d1d3cc3863ee8130e0f1177a56cece7d96c4483d
- 07 L 7648ef81cc84bc70edaf14d0d18ed30ecc689cda0d0746a5ac531c59970bfd5e
- 08 R a1f57a0250147224935abe35a3cce4f0f93cf75eeef826a283c98f6b1b09bafd
- 09 L 0e7f18685e5b94e1b1fbeed2086a460b10a14f26b74a7fb523fe0c17ca458262
- 10 R 434267951228f8f29985b438ff03dff87573f25851ef3b805221fe55a45e7db4
- root ac2f5120e7dcbfe840c6b52fdd377d04389c561d40ac2cd36e27b88852af457f