OpenTechnical

OT-2026-000012259

Publication integrity record

Foam pad vacuum gripper, three zone face, three stage ejector, pulsed blow-off before 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-2026-000012259) never changes.

Identity and time

Publication numberOT-2026-000012259 · never reused
Internal UUID01a0ae6d-39f5-72d1-b33a-3d5d1179f5f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012259
StatusPUBLIC

Content hashes

Canonical textb682e16e864f3b3ce8a71ef3da61c5eaab9bd2932a6a5e98f1e5a947f018c01c
Markdown9d88170df5ae87ce69e96e057752182280794a9325ea4fcaf0d4de9d82aca18d
PDF
Publication page664711cc6456439ef0c44f607f672884af8fadefd2c3103fa73f724f7e42c966
Manifest2df30dfa3dc270e0449501bb7f3a20381ded2861b45655b84a7b913d4593df48

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
Signature0nKmBFalTBjtL/vFD7+Aklz3cARiE0tsLJcMOVfN3pTgj83r+oyQrPwBPB2qPAAi1wGchu/eGFjZvpuSzQ0sDw==
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

2026-09-17T12:11:11.434346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012259
observed 664711cc6456439ef0c44f607f672884...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:11.415428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012259/manifest.json
observed 2df30dfa3dc270e0449501bb7f3a2038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:11.397215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012259/publication.md
observed 9d88170df5ae87ce69e96e0577521822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:11.379278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012259/publication.txt
observed b682e16e864f3b3ce8a71ef3da61c5ea...
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.