OpenTechnical

OT-2026-000034595

Publication integrity record

Four cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000034595) never changes.

Identity and time

Publication numberOT-2026-000034595 · never reused
Internal UUID01a0ae76-1ed1-7982-aca3-bd3641ec7321 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034595
StatusPUBLIC

Content hashes

Canonical textb4a16a43d262001ec54090cab494b308046b7d2365fb694909b2054120e0aae9
Markdown9ca0cdfaecb1d647affeeadef029ef87e90dab425051df8362b9d3e84a5b2297
PDF
Publication paged07c72af30dff3d9635f12c8b6a4024dcd47356bf11a98977f952884696db42c
Manifestd230cc165a21fa1cbbf7700c2c7104bd0bd8c891c686f9078d3b3c0626ff006e

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
SignatureJKDAPwJJ6IiEDmL9kS/9YGX/z18ccvgv5Uu4PEy2ZjsdOugt08fgRyx73LLMxLGbJcSuoFdSFnwzFx4g/uVsCA==
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

2026-09-17T11:28:58.307299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034595
observed d07c72af30dff3d9635f12c8b6a4024d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.290540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034595/manifest.json
observed d230cc165a21fa1cbbf7700c2c7104bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.273929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034595/publication.md
observed 9ca0cdfaecb1d647affeeadef029ef87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:58.256509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034595/publication.txt
observed b4a16a43d262001ec54090cab494b308...
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.