OpenTechnical

OT-2026-000097556

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000097556) never changes.

Identity and time

Publication numberOT-2026-000097556 · never reused
Internal UUID01a0aea1-92f1-769b-8f7e-798510ff0156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097556
StatusPUBLIC

Content hashes

Canonical text5802830232a13002b391d4dd9151552bd14449c580dc00fc4cb9979c40ac0ef2
Markdown184da797216f4a1457bf74b40f7639de0091b0565b5593de5dd6e8f1293d7273
PDF
Publication paged9724cfa5075059be433b0807792da07fba1a1f5da34535075246d74b1df221c
Manifest99080dd33a7151a958235b4c64968e1955c51dae3a1a39bdfce54b92d335a601

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
SignatureNs0rMxsBESRiZFrdCLWs5ea/xx3McVOHnGRi1UmVq/oTMhGbDfjmv2BD4gvKo7kc7SgTD+oIs+EeJe2fBH7lCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:27.884413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097556
observed d9724cfa5075059be433b0807792da07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.865748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097556/manifest.json
observed 99080dd33a7151a958235b4c64968e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.790014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097556/publication.md
observed 184da797216f4a1457bf74b40f7639de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:27.721593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097556/publication.txt
observed 5802830232a13002b391d4dd9151552b...
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.