OpenTechnical

OT-2026-000014056

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000014056) never changes.

Identity and time

Publication numberOT-2026-000014056 · never reused
Internal UUID01a0ae6d-8deb-7edc-9240-8352bac511f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014056
StatusPUBLIC

Content hashes

Canonical text93a5561b4483d3fc1984d9f9893436898f19e3340bce66ba42007c3e088d3151
Markdowndf4fbbbc5dd2ef561856036002e0a951b046937ab1f4a5f56309d78345c516b4
PDF
Publication page60c87ced9de534d9da07e5585b33d25ce941a1048c0f602bac8d63a170c826c5
Manifest35dd7fd2bdc679e8dfe7464e3933b4bce47ba92470908b760d1409672da747cc

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
SignaturebM1DZ3WzXVZOujND7jhHDpSa8ezuUrlQdEYkFJftmHsjWVLKczvQXuPa8FT0+lmox2H2I8n+tPdDi97xW69ICw==
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

2026-09-17T12:09:17.737379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014056
observed 60c87ced9de534d9da07e5585b33d25c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.718008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014056/manifest.json
observed 35dd7fd2bdc679e8dfe7464e3933b4bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.698771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014056/publication.md
observed df4fbbbc5dd2ef561856036002e0a951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:17.678126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014056/publication.txt
observed 93a5561b4483d3fc1984d9f989343689...
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.