OpenTechnical

OT-2026-000017088

Publication integrity record

Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, 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-2026-000017088) never changes.

Identity and time

Publication numberOT-2026-000017088 · never reused
Internal UUID01a0ae6e-591b-7db3-a016-298bc314b55f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017088
StatusPUBLIC

Content hashes

Canonical textc5e6a956964e3086b52e4ba5e029d627bb0960a4a20b5b23840d62da2bf832c4
Markdown957803be92a3187a8199ecfc4e4058382023db191dc1ad410da4cc35d8c1f82c
PDF
Publication page7583aa160c001eba45e3a17207e420d9bf1e0a511868ffaa3c09172754744e69
Manifeste4846defbe2e75ec48aae6811b064d59038b28c55f8c15423d38abdaee4a7840

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
SignatureHKN6KVppymyyjeTyKX9tfhjmv/8Me0QRJU+vYNfJ7SUwjx0mtOKWI0YafhAMSIGpAXvRdtDFs04RG5ENtfVMCA==
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

2026-09-17T12:03:30.599819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017088
observed 7583aa160c001eba45e3a17207e420d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.583508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017088/manifest.json
observed e4846defbe2e75ec48aae6811b064d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.566035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017088/publication.md
observed 957803be92a3187a8199ecfc4e405838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:30.549728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017088/publication.txt
observed c5e6a956964e3086b52e4ba5e029d627...
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.