OpenTechnical

OT-2026-000036428

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000036428) never changes.

Identity and time

Publication numberOT-2026-000036428 · never reused
Internal UUID01a0ae77-01d1-7598-b540-9e2a0670e224 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036428
StatusPUBLIC

Content hashes

Canonical text3df6bcad03c822eb31a477fa50bc29d128c03856ab79ad96601befb277d287e4
Markdowne8df34d64388a6e15ddd4937c4b5d07fd2c86a56842b150d778f4b61687cc08a
PDF
Publication page452539632db360fee3dd67adab95d10ab498a69975ee9cdedf16a40dd0273e6d
Manifest849a155c80f70b47ecb3426f517708db5a23fbc0c4f8c5222685175079ff0a30

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
Signature7WhxLA1dcNi+N30aDkqbe0VFyG23lUuhHnIGEt69jesiTajaSER5/ONUtXdCde4lsCl/OE9BCChob3FNfLiFCg==
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

2026-09-17T11:26:49.261644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036428
observed 452539632db360fee3dd67adab95d10a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.243150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036428/manifest.json
observed 849a155c80f70b47ecb3426f517708db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.224363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036428/publication.md
observed e8df34d64388a6e15ddd4937c4b5d07f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:49.207050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036428/publication.txt
observed 3df6bcad03c822eb31a477fa50bc29d1...
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.