OpenTechnical

OT-2026-000038044

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000038044) never changes.

Identity and time

Publication numberOT-2026-000038044 · never reused
Internal UUID01a0ae77-f88b-7682-8908-634e6b297663 · 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-2026-000038044
StatusPUBLIC

Content hashes

Canonical texta5acbac19712df17935ae04897d912837762a4f52a76d668964e4061263129e4
Markdown18002e6bed17cd56cbc0ce439d0ca8c4c2b2aa9c5de8bcdab428ca628d82e830
PDF
Publication page31538e3eb80cf730d84d4f83e4b0ff4eaced035e1de947c035350c775c9fbb55
Manifest7259f927cca98b52c59ed2e4f08295dea51bd7350ddc1b85e1968d25bc0a80ee

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
SignatureQk2ExCrfIndAoyPUcQXcRBY93OfAO22yOgJmgHI+FtYjBT4mGqCRRp6v11vybUSY5OFVTyT+ygWAYO+bj+5ACQ==
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

2026-09-17T11:23:21.575537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038044
observed 31538e3eb80cf730d84d4f83e4b0ff4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.558442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038044/manifest.json
observed 7259f927cca98b52c59ed2e4f08295de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.540376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038044/publication.md
observed 18002e6bed17cd56cbc0ce439d0ca8c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:21.523013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038044/publication.txt
observed a5acbac19712df17935ae04897d91283...
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.