OpenTechnical

OT-2026-000038036

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single 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-2026-000038036) never changes.

Identity and time

Publication numberOT-2026-000038036 · never reused
Internal UUID01a0ae77-f88b-7ecf-9b40-2d807fd75e42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038036
StatusPUBLIC

Content hashes

Canonical textce12bbc62c3d469368c92132f0dfc72264a66805be10cda7b377aca7e02be636
Markdown70d660d106f7e29d61476be935c1abf339f9b637727311aebc0c378142334b79
PDF
Publication pagef0840187c1beb26c08b08bbc5eecc840f590f88630b1ee6138af8d67c16fbec7
Manifest94c463a0fdc95c118c5aa17974c735df8b06b982464494127a419d98ef756da2

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
SignatureYazscKb7yqhOaRRWUFuHgiMWbor/FlhrzPj39eQnCtvqmf9mAKCgiZLR23/UsVemySFJk2Ewjrv8u1wegMBKCA==
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

2026-09-17T11:23:20.921851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038036
observed f0840187c1beb26c08b08bbc5eecc840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.903628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038036/manifest.json
observed 94c463a0fdc95c118c5aa17974c735df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.885332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038036/publication.md
observed 70d660d106f7e29d61476be935c1abf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.868735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038036/publication.txt
observed ce12bbc62c3d469368c92132f0dfc722...
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.