OpenTechnical

OT-2026-000026053

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000026053) never changes.

Identity and time

Publication numberOT-2026-000026053 · never reused
Internal UUID01a0ae71-a840-7967-a7c4-0158abcd6366 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026053
StatusPUBLIC

Content hashes

Canonical text93c704af884a5ac9ed3081eec341e55f3707cd128c9fef5a9f66772354fc9ff4
Markdownd00039545d209f76a85fc3c1ce8e2ee669dc7e89eaa65dc2f6e35e42a00f4ccf
PDF
Publication page03ae2c3289be91d70f0e63c8b7221267a86eacf949439ce17f3a68e70f7fd831
Manifeste62fa91988028a0140d8f97a069ae60f515dd70cb7a4a61845bb561f42cbd9fa

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
SignatureyBlUUs8F1LKrBJzZ3mAHb2FDNHRfrbw6vlQVV7rUYcs3gkpvHOfJk0UYhsowC8fgJ+H9cpyjPY5MpvqliJLrCA==
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

2026-09-17T11:46:32.345044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026053
observed 03ae2c3289be91d70f0e63c8b7221267...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.329671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026053/manifest.json
observed e62fa91988028a0140d8f97a069ae60f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.311005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026053/publication.md
observed d00039545d209f76a85fc3c1ce8e2ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.293358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026053/publication.txt
observed 93c704af884a5ac9ed3081eec341e55f...
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.