OpenTechnical

OT-2026-000101394

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101394) never changes.

Identity and time

Publication numberOT-2026-000101394 · never reused
Internal UUID01a0aea4-0e13-7a00-8281-21549446d9ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101394
StatusPUBLIC

Content hashes

Canonical text836bd505d3bc27110a7e720b4f1f7a4e431a5b0f2dae49310795fc9b9058076f
Markdowned2bb2ab83b8a8eb4b84056c1512581726ca1c0495d685cad60e174d5568e2e1
PDF
Publication page9e3539f95491b74c845c2925f5327bdd8669350c558842f65e88269138d68cb1
Manifestf1be26a7c35775324fe42cee6ea979ecba7eeb6fef42a1daa4a2fd9bfc3b8106

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureYkzE2OGXxxCp/8gl2aiZIdtgdEypuMy6rOlBAVGPyCT37BcFojcNspg99iWXvIQhOL/Sa/Z2MD2QWd4ZbE9MAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:55.546732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101394
observed 9e3539f95491b74c845c2925f5327bdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.526409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101394/manifest.json
observed f1be26a7c35775324fe42cee6ea979ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.507459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101394/publication.md
observed ed2bb2ab83b8a8eb4b84056c15125817...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.488058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101394/publication.txt
observed 836bd505d3bc27110a7e720b4f1f7a4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.