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
CITY OF BISLIG, SURIGAO DEL SUR Award a ₱2.7M contract to NELSAN CONSTRUCTIONCities
Transaction hash:
e43e01bdc82b0ab4a8a167d569a3d7b8e36bcb1300d122a67e35f42a1b86e958
Status:
Included and unchanged
Block:
#2,817 3,196 blocks after it
Position in block:
Transaction 108 of 133
Award day:
Aug 9, 2016 (10 yrs 3 mo ago)
Value:
₱2,714,170.63
Project:
RIPRAPPING OF RIVERBANK (TINUY-AN) Phase-III
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 #2,817 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)CITY OF BISLIG, SURIGAO DEL SUR awarded it to NELSAN CONSTRUCTION on 2016-08-09.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)COA's CY2024 audit of City of Bislig gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 e43e01bdc8…86e958now …
- 2. Block Merkle root changedstored 21803b85ad…de9c0anow …
- 3. Block #2817 hash changedstored 056c92e0f8…bb2d99now …
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 132 records. Each step hashes the current value together with the sibling shown.
- leaf e43e01bdc82b0ab4a8a167d569a3d7b8e36bcb1300d122a67e35f42a1b86e958
- 01 R e54f4fb191269f79ff3a9fc602632231f10f09c7d29b7c340769ede1633a0cb4
- 02 R fd9c8097c6af5fdf233eed911b370d9c98c8a6f77461e6f4d8976beac6d071ca
- 03 L 2732163ed2e3206b64eaf3efeed274e1019a652fe0dbaeb3394c8237b3f5ab5d
- 04 L b179fa051ed0075c46175e5b02faf660160d4c31e302c292bc4d05ab348641d8
- 05 R 2a28915be3e2a2fe4c4144b1505a3d7abd0d025d82205183cf8f344c27408cf8
- 06 L 8c05fc7c85def612e13a917fca8346aa6d3b2fae84c2d38ff050e29c1bab7a48
- 07 L c8759f564edb56930e7783185208ae4d0fda57c3eb787bddc09f1b1230239a20
- 08 R eb5b2cc4fcd4c9a51b4c09441660e4b2e2db2feabac8c1301def3f69caf8ae54
- root 21803b85ad537547c4e1387e48a6f77a50be5eea3c9ab54d821aac231bde9c0a