OpenTechnical

OT-2026-000047722

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000047722) never changes.

Identity and time

Publication numberOT-2026-000047722 · never reused
Internal UUID01a0ae7f-c41f-7fbf-b3d0-fa73107c4fb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047722
StatusPUBLIC

Content hashes

Canonical text3e43bbb2ef4a7ee252554b53d4d9e8b650491f45f3c5a977330d023e718c7d17
Markdown54fa0f1063db5cb44dda933728f4ed4ab793a765c552ac472a16f3e3f8944800
PDF
Publication pagee1a10a8b79373668ea3f7f610dac2aa3bc54e892b4fff8344d844737a871a85a
Manifest5638e75509a7abb5681149cb848cfba6714a1d5e60f5b90b622b95faeebb1246

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
SignatureixUV1cFjarxqKQsRaPJDTHBm/dpd0bCl1onmRNztJB/gJgRZfzbFXc9kPSIOZku+a8KLFczokamgzu4MFlyhCg==
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

2026-09-17T11:05:35.443459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047722
observed e1a10a8b79373668ea3f7f610dac2aa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.426186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047722/manifest.json
observed 5638e75509a7abb5681149cb848cfba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.406073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047722/publication.md
observed 54fa0f1063db5cb44dda933728f4ed4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:35.385231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047722/publication.txt
observed 3e43bbb2ef4a7ee252554b53d4d9e8b6...
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.