OpenTechnical

OT-2026-000010552

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000010552) never changes.

Identity and time

Publication numberOT-2026-000010552 · never reused
Internal UUID01a0ae6c-0ee7-7a98-b01d-9ecbb6d841a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010552
StatusPUBLIC

Content hashes

Canonical textbfd9d330ca99219a86ae5c79ebe4ef4ccd1d07f06bc13df2ac8de1646a33e84a
Markdowna47ed4f42b303b896d47fa98ef93ae34a993c8a44bb312dcabcf1ce23ae11ddf
PDF
Publication pagefca09affc591794f9c0b15caf595ae1e87f748592282f8a68473eba696ba10be
Manifest0171d0cfe6c7ad5fab20134c7a34a43d71519598c8ed10ef59ff719d170a3c4b

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
SignaturehUytJ90pqRDoWTbGWW+wePpuNjZD/45WOYQw6b5wS6VsrEqlubiqE6dhYwLBtOyAzBSEiKyeMzrz4aptzltCBw==
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

2026-09-17T12:14:43.348054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010552
observed fca09affc591794f9c0b15caf595ae1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.327441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010552/manifest.json
observed 0171d0cfe6c7ad5fab20134c7a34a43d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.307038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010552/publication.md
observed a47ed4f42b303b896d47fa98ef93ae34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:43.287193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010552/publication.txt
observed bfd9d330ca99219a86ae5c79ebe4ef4c...
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.