OpenTechnical

OT-2026-000093985

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six 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-2026-000093985) never changes.

Identity and time

Publication numberOT-2026-000093985 · never reused
Internal UUID01a0ae9e-92c9-732c-b261-eee07e5c3457 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093985
StatusPUBLIC

Content hashes

Canonical textbace8a21e058c8873f1d057c85451a9299f01f47dd286cd345adf086a5699f9f
Markdown1fc13312e768707f62424a3789f7833911fbe402d3dfd99e8a7d5c29b1947f7c
PDF
Publication pagee8969a146e5a8c67179a2a9ccffa25bdb19a4a2a01fcf3397e1b9d3b0586fbae
Manifestd7a25c1003ae4385c5394e794d29b1575aa4edf59db54b28ec9fb9f2e097962c

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
Signaturep6yx8L4MCTlNGDVSBo19Dt2eDvyG9gz58DrLR4KLfkh/cF7ttIvM5KG3Q1rxKTya1IaSZWi6TeH7ydMpg0uVDw==
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

2026-09-17T09:38:23.336023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093985
observed e8969a146e5a8c67179a2a9ccffa25bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.316285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093985/manifest.json
observed d7a25c1003ae4385c5394e794d29b157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.298380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093985/publication.md
observed 1fc13312e768707f62424a3789f78339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:23.279920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093985/publication.txt
observed bace8a21e058c8873f1d057c85451a92...
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.