OpenTechnical

OT-2026-000032486

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000032486) never changes.

Identity and time

Publication numberOT-2026-000032486 · never reused
Internal UUID01a0ae75-106f-7d91-99e3-e48c69b20700 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032486
StatusPUBLIC

Content hashes

Canonical textccdbceb83311e18f44a45b988e3c01b04e4f6fbb959883f642182513049aedf9
Markdown8996992f205350b08cc1dbf49f769575465f38cf436e97c823ea5f177ca111de
PDF
Publication pageaa1d7ff4cccfcaec304c60a266854548aaf4a25c0ce7a011978efa1601de44ec
Manifest143e11f411998b9a7a09c16926961d47a18b13c35fe8072beefe401ab369456d

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
SignatureNZXuir3wWPdLaJ6/oBhpUcdx4gGgVVkHe0kaISP6MgIzBF+BwhpyeMQfwhg4wrIgwn3RsqecxmOY6L5CkTmyCA==
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

2026-09-17T11:33:55.413824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032486
observed aa1d7ff4cccfcaec304c60a266854548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.393048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032486/manifest.json
observed 143e11f411998b9a7a09c16926961d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.357666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032486/publication.md
observed 8996992f205350b08cc1dbf49f769575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:55.328928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032486/publication.txt
observed ccdbceb83311e18f44a45b988e3c01b0...
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.