OpenTechnical

OT-2026-000098155

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, 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-2026-000098155) never changes.

Identity and time

Publication numberOT-2026-000098155 · never reused
Internal UUID01a0aea1-e963-7b8a-927c-61553cef8746 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098155
StatusPUBLIC

Content hashes

Canonical texteb3e63b5147cf6f1b81e6b4a25f9e46b75253347d92b2c5849552e523a60ab60
Markdownc25e2ed4d81aa43dcc3f82a078a686ae471250dbc205b6f136eb928954687dd6
PDF
Publication page45037666a31ccdada1721679adccae269c1c47dc0b7e3d3171ea13b699fad6e1
Manifest692aeccfd9bc8edfba464d21cf844268afffce23ccadc70e159060c353013191

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
Signature2l/QUY1ev8dOUOvJjvUEiwHzlrOf0IP1v+fYt1npqaE4ySwQZuAMuaxPIvcTbvI1x7K+eYiRJPfbB5Gag/SqAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:18.274467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098155
observed 45037666a31ccdada1721679adccae26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.259748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098155/manifest.json
observed 692aeccfd9bc8edfba464d21cf844268...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.244224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098155/publication.md
observed c25e2ed4d81aa43dcc3f82a078a686ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:18.229638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098155/publication.txt
observed eb3e63b5147cf6f1b81e6b4a25f9e46b...
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.