OpenTechnical

OT-2026-000032246

Publication integrity record

Foam pad vacuum gripper, pump fed, pulsed blow-off after set-down

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-2026-000032246) never changes.

Identity and time

Publication numberOT-2026-000032246 · never reused
Internal UUID01a0ae74-f7a7-74b1-b3f2-b87a653cf633 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032246
StatusPUBLIC

Content hashes

Canonical text516e10d372ec8395056d50c467987e8cbb9fed3b5ddbf23c60fbdb0c9c38fb5a
Markdown8f240da5eaff95764d29e060923d85b28d173a48c64c744a533ab9896ac9b7ff
PDF
Publication page8cf5580688f99c7a1cdfaffc37bb1e34cd2b4b64380d73f6409f9959afef65c5
Manifest07bd5778e97625b7f35f5abe37155af1cea3966bbe79f6803e7f28639e57eea3

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
SignatureB7gHqMDLVLtDiFe0ndONmR8mh7OZLdhLWGnPO6kii2F61juCQ+tvR3srqaJbhSRUr90LRDtLBDn7d0FFMvDHCw==
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

2026-09-17T11:34:36.147869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032246
observed 8cf5580688f99c7a1cdfaffc37bb1e34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:36.129602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032246/manifest.json
observed 07bd5778e97625b7f35f5abe37155af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:36.108523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032246/publication.md
observed 8f240da5eaff95764d29e060923d85b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:36.089627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032246/publication.txt
observed 516e10d372ec8395056d50c467987e8c...
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.