OpenTechnical

OT-2026-000055385

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, vented 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-2026-000055385) never changes.

Identity and time

Publication numberOT-2026-000055385 · never reused
Internal UUID01a0ae86-a101-7892-b2d4-d38f05118ac0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055385
StatusPUBLIC

Content hashes

Canonical text65f69610849883c481bf623190d5bf99973585a65b1a3eed8b60493e0959dde8
Markdown85a9ca7cd2ab3b8fd20537995c28f914b999fe3ebc6f92bb548ae312c0af6326
PDF
Publication page5da37b1006125e8b24bf500a694e53ab8da5d168ca6d9251e97cedaa24108f7c
Manifest13c00deb6c4156ecf0737547a182235ec951db42ce3c3b9e361c952de66296f1

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
SignatureMSV8uwMNN81fkouVZ7SsKnRM6u64BD9AwqIx7lFSPmWvcHkpxpkOUCkTXAYshACpNPmRDkmiyMe2UXDz831dCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:01.325011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055385
observed 5da37b1006125e8b24bf500a694e53ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.304648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055385/manifest.json
observed 13c00deb6c4156ecf0737547a182235e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.286598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055385/publication.md
observed 85a9ca7cd2ab3b8fd20537995c28f914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:01.267932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055385/publication.txt
observed 65f69610849883c481bf623190d5bf99...
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.