OpenTechnical

OT-2026-000022456

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000022456) never changes.

Identity and time

Publication numberOT-2026-000022456 · never reused
Internal UUID01a0ae6f-f4fd-7f5a-88d2-a0189033f5ed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022456
StatusPUBLIC

Content hashes

Canonical text0bc1230f6e3a39dd44b6ec7ccac7114e15d107fead3634c5765e83d3c7d1e70b
Markdown02f6853bb70da5a27de8924577d94f59ac97089dd3cf9956783f926678bd62e0
PDF
Publication pagec4c24c8304a14dd6309426abd1d4b25b32681b16d9e2b6a38dc04e3c960eb112
Manifest7e8e809d24ceb6dfba2663753ee0cb650db22f631546afd50e15ab24f4d342a9

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
Signature/qllN5wpioBdfyOfi3jIw0nAng+SYWAcQN87D907brvnQf62br8CDCe60c0CtJB1ls+zkGZI6gBe9o5CLyTkDQ==
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

2026-09-17T11:53:51.259071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022456
observed c4c24c8304a14dd6309426abd1d4b25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.240235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022456/manifest.json
observed 7e8e809d24ceb6dfba2663753ee0cb65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.222687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022456/publication.md
observed 02f6853bb70da5a27de8924577d94f59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:51.204402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022456/publication.txt
observed 0bc1230f6e3a39dd44b6ec7ccac7114e...
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.