OpenTechnical

OT-2026-000034152

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000034152) never changes.

Identity and time

Publication numberOT-2026-000034152 · never reused
Internal UUID01a0ae75-df0d-7cb0-87a7-da0537b5cd0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034152
StatusPUBLIC

Content hashes

Canonical text9c9624dae3e66f1237a0bdad3d587e5395ea8e1e5415b21cae7816edd2015998
Markdowna3df45af5a1dbc1ec7d08e70cf94e4626099accadc4e25f60043f0422a284870
PDF
Publication pagec5fb2309765e6eb00a943c85d5397d0c3d7460a1c53ef8dbbd5d2f4dba32c3ce
Manifest0e936dcf8e3d4de2c097dce1947a2f7405996dc20cadec7b9989f3ba09d2e6ba

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
SignatureRHoofSiSUSlOap6tL48+xiYMjzygyNjm4pt/ZH2przySyZ1C3tT/vcJs8BF3HdrXiUr1OVZEgz1mYZpPlcU8AQ==
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

2026-09-17T11:30:33.120853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034152
observed c5fb2309765e6eb00a943c85d5397d0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.103409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034152/manifest.json
observed 0e936dcf8e3d4de2c097dce1947a2f74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.081768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034152/publication.md
observed a3df45af5a1dbc1ec7d08e70cf94e462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:33.063096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034152/publication.txt
observed 9c9624dae3e66f1237a0bdad3d587e53...
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.