OpenTechnical

OT-2026-000045770

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000045770) never changes.

Identity and time

Publication numberOT-2026-000045770 · never reused
Internal UUID01a0ae7d-8f05-73d4-82f4-6b18aaf6a6f0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045770
StatusPUBLIC

Content hashes

Canonical text247e2aff0978b8fba346da52890f865d8c023d735e492a24319396b4860fc64e
Markdown57e204d396772efa01cd6a1641efe67f170586eed2bf5ae88f265ff3be7f9d5e
PDF
Publication pageab25e4a02f88a2ee7a06d0f8d3809d8bc3fd64dbdb271e5234414fdddd21839a
Manifest8f985321d2d9843f80e2508b2573009946ca2a282f9d8defd327fed047129374

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
SignatureM2dS+BNKZMS42TbKux1S1VIQeYH5wuPYv6tC8fPBUdXG8dtjLucHrYtTDXLrQ0zKX0GHMU1Ni1yPLGcZ/S0BBg==
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

2026-09-17T11:09:37.593906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045770
observed ab25e4a02f88a2ee7a06d0f8d3809d8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:37.573606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045770/manifest.json
observed 8f985321d2d9843f80e2508b25730099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:37.554695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045770/publication.md
observed 57e204d396772efa01cd6a1641efe67f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:37.537184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045770/publication.txt
observed 247e2aff0978b8fba346da52890f865d...
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.