OpenTechnical

OT-2026-000010105

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000010105) never changes.

Identity and time

Publication numberOT-2026-000010105 · never reused
Internal UUID01a0ae6b-cb7a-7529-a9ef-57bc3a72b5af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010105
StatusPUBLIC

Content hashes

Canonical textd05e217b74916fc419ccf3d73913e38d34aa4f6818219bab360ceadb4b2f49b9
Markdownf1fe817693d0423ac268c23e26004aceba35e48e96ef9e1e8f0bd29d08ba6224
PDF
Publication pageae1fc3426975786745fcd1ab7d8041e5bab83bf97bb2e3a9c2c4ecb51096d078
Manifest46340ba8b2d8ea23a3b71f4ff86618115a31a85908b314ad23970a52b6893e6c

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
SignaturelEKgBc3dd2O+hWm4+aj8FLGjxc5VOusCdLVW0M+WRHgIuwpvxxf0djzy/gKhBdq4nYZb0fH2rjEMsjR92PPgCQ==
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

2026-09-17T12:16:11.730434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010105
observed ae1fc3426975786745fcd1ab7d8041e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.711775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010105/manifest.json
observed 46340ba8b2d8ea23a3b71f4ff8661811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.692122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010105/publication.md
observed f1fe817693d0423ac268c23e26004ace...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:11.674615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010105/publication.txt
observed d05e217b74916fc419ccf3d73913e38d...
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.