OpenTechnical

OT-2026-000007751

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000007751) never changes.

Identity and time

Publication numberOT-2026-000007751 · never reused
Internal UUID01a0ae62-843f-7221-9d62-8e62104c7b88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:27.126957Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007751
StatusPUBLIC

Content hashes

Canonical text4992de95a4bc8a1577c0f5a1e1e2176fc6b93bfedd6ca12f5c91bd9fb8e65c34
Markdown3063ba453d328d6396ad45c0fc961511401a2965e86eb216d55cc4dc81e70104
PDF
Publication pageeb2935804e4feed0d8a48b0b6c699bb33f849a94a1d72b463809c5d082274a92
Manifest3a9d4f7f46759790b03445eef07ad9c3b82df28007d4f20df6f4975d3ff2f5bc

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
SignatureLQzAeUrN3Uo1HzF2rnxxh7+DgAkn82JSzICIFlStwuThDS9xEzAwYM6zBNmCT8sY5INEuCmFh8I3GgDKZ6YACQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:08.887197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007751
observed eb2935804e4feed0d8a48b0b6c699bb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.868595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007751/manifest.json
observed 3a9d4f7f46759790b03445eef07ad9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.848914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007751/publication.md
observed 3063ba453d328d6396ad45c0fc961511...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:08.828675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007751/publication.txt
observed 4992de95a4bc8a1577c0f5a1e1e2176f...
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.