OpenTechnical

OT-2026-000101932

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off after 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-2026-000101932) never changes.

Identity and time

Publication numberOT-2026-000101932 · never reused
Internal UUID01a0aea4-50f1-7c50-9f1d-66bc2541beee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101932
StatusPUBLIC

Content hashes

Canonical text026eba044bd81f18f7ac0e5e4aa007678cb7bc3eefd5ad316065d8d123bbc45a
Markdown8dd03d3e0e53044c59e62c623dee2a05aab0652583ffc8b2d5356c3b489fc507
PDF
Publication page65c822708e13841f0c01ad5fc6fc205027613e59b963e4d00e755015ffd68924
Manifest221fd50dbdde25cd01941ccfe8065c641449ebca4bb59d71490fa907764b0ab4

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
SignatureEAoczTJTaYD1Nh9qvc3lDyXvVHjfA8ZrjGaZCgmMoz36wsAc0KlO6rJn2IeaVWvXlkYfF6d18rOMQsvaYWtYAA==
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

2026-09-17T09:25:02.760180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101932
observed 65c822708e13841f0c01ad5fc6fc2050...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.742214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101932/manifest.json
observed 221fd50dbdde25cd01941ccfe8065c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.694443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101932/publication.md
observed 8dd03d3e0e53044c59e62c623dee2a05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:02.642278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101932/publication.txt
observed 026eba044bd81f18f7ac0e5e4aa00767...
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.