OpenTechnical

OT-2026-000058111

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, 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-2026-000058111) never changes.

Identity and time

Publication numberOT-2026-000058111 · never reused
Internal UUID01a0ae88-6eda-7903-a1f7-be7f3c7504f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058111
StatusPUBLIC

Content hashes

Canonical text1ecf456806cfb2b80c89cc8cc207bf72dc59ef98e49c11c0ed18cb609c0db8c7
Markdowna089f19d4e1008f13f10a577239da8b32156152a289fd139dcab0916a9c145d3
PDF
Publication page2e87c832384a6fd7e31f342f5c2f4ecd149a575c9ac8d82f55403a912c342e55
Manifestc03945eb1acecc2271c83a184cc65f2a032a110313675cabd6869a42765246eb

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
Signaturen7QzF8B6jvlrzzMsl8bPlihM/0L0zUquFT1JdS3FQZdQ/mh/ol4oOUV501yVIBlJ6XJTZZ7RbkvBgOeVeSv/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:47.128839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058111
observed 2e87c832384a6fd7e31f342f5c2f4ecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.110469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058111/manifest.json
observed c03945eb1acecc2271c83a184cc65f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.001448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058111/publication.md
observed a089f19d4e1008f13f10a577239da8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:46.983221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058111/publication.txt
observed 1ecf456806cfb2b80c89cc8cc207bf72...
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.