OpenTechnical

OT-2026-000031582

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000031582) never changes.

Identity and time

Publication numberOT-2026-000031582 · never reused
Internal UUID01a0ae74-87af-7755-aa71-71eb882d4a87 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031582
StatusPUBLIC

Content hashes

Canonical text273aabdd5cec1049d820382a07777821bbe9a7674803bc3905e5ece29fdf563a
Markdown726a266b8d6c423464dc50e4a337b48e26206fbec4f0e9e94c2deef6c3ad0696
PDF
Publication pageef8d3cb817539dee3016ff44a3963b101f1c3c858ce7b7587015584a1985a5b4
Manifest49aeb417cbdeb089eb8593ffc99b2a741f9614e260a3b6d28eb618d80d63f1d7

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
Signature2bUXODq5cdO+KjXcdgsccdn99NgyzJAi/0pdsx8h1WTRShpkqvapPlyHMNrCdItV2QFFzIRXQsG4iy1stmV0DA==
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

2026-09-17T11:36:26.111447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031582
observed ef8d3cb817539dee3016ff44a3963b10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.095135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031582/manifest.json
observed 49aeb417cbdeb089eb8593ffc99b2a74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.077216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031582/publication.md
observed 726a266b8d6c423464dc50e4a337b48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:26.059536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031582/publication.txt
observed 273aabdd5cec1049d820382a07777821...
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.