OpenTechnical

OT-2026-000032316

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000032316) never changes.

Identity and time

Publication numberOT-2026-000032316 · never reused
Internal UUID01a0ae75-106d-7c65-ad7c-f34b4b9bdc04 · 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-2026-000032316
StatusPUBLIC

Content hashes

Canonical text3e754c7a40bfbaf6b1d4c89c43b332376a1f0c2a52001ec1f482394c4957233b
Markdown47147467e0c942a302c27c34052ae504fa660e54a55a40b154040849974062ec
PDF
Publication page97a93e9c36ddacf347dd27216b107ab24b18b56740bbc35b366125094c778900
Manifestb9f8c47f591967bde4c640db47f54b70a423e6675aed50567b6d4b47c05df203

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
SignatureSZTcLToAuzk/TIPblio9hf234pTMv+Yo80YnBV1ESirO0PyGMa+E1sK/nLZPm1xmbKp7OiLvErlSbV0Wgz5uBg==
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

2026-09-17T11:33:09.124786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032316
observed 97a93e9c36ddacf347dd27216b107ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.107506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032316/manifest.json
observed b9f8c47f591967bde4c640db47f54b70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.088692ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032316/publication.md
observed 47147467e0c942a302c27c34052ae504...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:09.072219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032316/publication.txt
observed 3e754c7a40bfbaf6b1d4c89c43b33237...
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.