OpenTechnical

OT-2026-000013982

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000013982) never changes.

Identity and time

Publication numberOT-2026-000013982 · never reused
Internal UUID01a0ae6d-8dea-7a12-8e0f-6a514dee542a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013982
StatusPUBLIC

Content hashes

Canonical text71245b7823eff7981aef2378327b0d9ecd50a4be62c12a1952e14fddeecfcce9
Markdownfa411f56e56598355a264e1cd64ba498d87ee1ad238d24ead94a9cd0144bf601
PDF
Publication page8c6e3ba60a74a043fb7b3973044de562caeb06bf992c669caa9acb53ebfeb98c
Manifest25aa054d48a528f52da342c9f125ac0ddf57e19e4b2d49872cac1d96bc9d4dae

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
SignaturefOCHI7PQ1enoT3DcSIO1MaZNpsvyyWtEfLGY1h00dsLEGrHOyare7VBVykyP/FQI0H3yUll0JEcvKl05nN1AAQ==
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

2026-09-17T12:09:11.832554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013982
observed 8c6e3ba60a74a043fb7b3973044de562...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:11.813661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013982/manifest.json
observed 25aa054d48a528f52da342c9f125ac0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:11.793273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013982/publication.md
observed fa411f56e56598355a264e1cd64ba498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:11.772775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013982/publication.txt
observed 71245b7823eff7981aef2378327b0d9e...
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.