OpenTechnical

OT-2026-000023070

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, sustained blow-off before set-down, on a tool changer

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-2026-000023070) never changes.

Identity and time

Publication numberOT-2026-000023070 · never reused
Internal UUID01a0ae70-46ed-78fc-ac9b-a7c02476b977 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023070
StatusPUBLIC

Content hashes

Canonical text645c2aace20ee59a121b26be43b7d39fbf4e88be5120e03b12459cbc7030d22c
Markdown662d4c3ef31a5181c5239e6d55dc59b5dbd8912e5bede5b509e59e8885c48ee4
PDF
Publication pageeeb669243d89946667c0c2099fa8c856a8e2be858f3bb0550cb9e49d2e61127c
Manifeste1309708a3a132d6de4409ba185c9ed632a8849857802bc8d1b3c471e5630d03

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
Signature0+ekogCCJQUzhhsaNHutjv9cNTtDuy095uISVSvZTZaS8KwCEH8YHMlXuOWGn6+d4+byo3bWcHLI68DIM3JDBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:52:41.702876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023070
observed eeb669243d89946667c0c2099fa8c856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.683798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023070/manifest.json
observed e1309708a3a132d6de4409ba185c9ed6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.664366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023070/publication.md
observed 662d4c3ef31a5181c5239e6d55dc59b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.645099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023070/publication.txt
observed 645c2aace20ee59a121b26be43b7d39f...
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.