OpenTechnical

OT-2026-000098504

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, 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-2026-000098504) never changes.

Identity and time

Publication numberOT-2026-000098504 · never reused
Internal UUID01a0aea1-e966-76fe-91cb-61896aeafa24 · 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-2026-000098504
StatusPUBLIC

Content hashes

Canonical text4350e885fadd6ab50bc1e5320165fccbbd423c58c3b5273cdd14a0a1b402acfc
Markdown19604d78fd312ee8cfdce2033611f22cebeddb944babe84a527eae5dadf987ff
PDF
Publication paged3ac4b282046b5977c1eff32c69490d65aeca5f292db745fbb5bb702404d655d
Manifest91e48d444e04b5f194b719b905b72769305d45d44bfa24a1904b3d03085f8d6d

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
Signaturetx1o90nuc7DIEBsyA4kGVPLVF9om+tZpSkN+o+80+CitbduNwqK62nUxXV6NUQr9xUZmxp8txOw+Be7h2emUAw==
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

2026-09-17T09:32:22.656351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098504
observed d3ac4b282046b5977c1eff32c69490d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.639564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098504/manifest.json
observed 91e48d444e04b5f194b719b905b72769...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.622503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098504/publication.md
observed 19604d78fd312ee8cfdce2033611f22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:22.605868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098504/publication.txt
observed 4350e885fadd6ab50bc1e5320165fccb...
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.