OpenTechnical

OT-2026-000033383

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000033383) never changes.

Identity and time

Publication numberOT-2026-000033383 · never reused
Internal UUID01a0ae75-8980-7957-9b83-32c7efda6dd7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033383
StatusPUBLIC

Content hashes

Canonical text106717a2755667f7ff1f67af0e7cffb25a452f3583d26ede76195559c3ab0b94
Markdownd3db0bcf182632d0e37386aae83b2216ffe2079f75a0f7d415f67a17719533a7
PDF
Publication page28e4f29d1a47d266f7715a688d239ee32d13aceb37a2bc964dc32a702dcb1633
Manifest61253011aa7216a0ca6cd57fdb9204425b217582838ee0518e0c7d6d72229ecb

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
SignaturewxGp1+ZkgX9XMkSSWF++S1PJiOBCfbhEs71RRSznd3KwsCAsecRQaBOEhdwzIpv6hkyu2BqwxpE+Ek+5kBuoBw==
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

2026-09-17T11:32:09.446245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033383
observed 28e4f29d1a47d266f7715a688d239ee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.421364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033383/manifest.json
observed 61253011aa7216a0ca6cd57fdb920442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.403256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033383/publication.md
observed d3db0bcf182632d0e37386aae83b2216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:09.384416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033383/publication.txt
observed 106717a2755667f7ff1f67af0e7cffb2...
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.