OpenTechnical

OT-2026-000044503

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000044503) never changes.

Identity and time

Publication numberOT-2026-000044503 · never reused
Internal UUID01a0ae7c-39d8-763b-acf0-efa509ef39f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044503
StatusPUBLIC

Content hashes

Canonical textd3a1e266c8d33e6596d71b75ef21ddd30bb4d46ec4517de44f8423a502efcd39
Markdownd45d380d84a1534d8d4923b5c752bee5fa3c39740b0bc95bd8f9cbae121ff18f
PDF
Publication page1743e20c453358871d48296d5347ccd0be34db7c2899d3d5c49cfd961d7d1241
Manifest303bd3b5f604eb1fdaa53930b913e4fba94d42f296b649e5e625cc509828ef2f

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
SignatureMwHXztSgauiK7JXGp7mUOthZLTGgCnpS1lhzk4ZVeZe1G++Y13lsWUV0MAYe8yRqcVuYtduAyx1xf8iqZ64HCg==
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

2026-09-17T08:30:59.034878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044503
observed 1743e20c453358871d48296d5347ccd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:59.016552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044503/manifest.json
observed 303bd3b5f604eb1fdaa53930b913e4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.999930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044503/publication.md
observed d45d380d84a1534d8d4923b5c752bee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.982159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044503/publication.txt
observed d3a1e266c8d33e6596d71b75ef21ddd3...
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.