OpenTechnical

OT-2026-000050514

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000050514) never changes.

Identity and time

Publication numberOT-2026-000050514 · never reused
Internal UUID01a0ae82-5c49-7b3d-b431-881b09853210 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050514
StatusPUBLIC

Content hashes

Canonical text8804df8e093e9d1c4ffc629421a73d654f5eb53edc0af154b6b92345f2abe898
Markdowne96beb99cdb5b0538e529cd91d1d013b1d4233b699611c9eee7b46b4e7134b64
PDF
Publication pageaa2aa398afcb7fd97d5f0f7d087a1fd4c1d6023f3cfb412e8df3352c4ff7bd95
Manifest44503172f14a7fcd4c5061cfcc4aa1d7d2f069884e383e31370f371a40c9ebf1

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
Signature9i0TpqOz2udwFukD1zr7ixcD6T5TPdnWuSfL54a2x4VqUCzw5koBJvUs2V2w4XKoBjCheTx+t1gs+TVT0NU+BA==
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

2026-09-17T11:01:34.556538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050514
observed aa2aa398afcb7fd97d5f0f7d087a1fd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.541476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050514/manifest.json
observed 44503172f14a7fcd4c5061cfcc4aa1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.525214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050514/publication.md
observed e96beb99cdb5b0538e529cd91d1d013b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.508519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050514/publication.txt
observed 8804df8e093e9d1c4ffc629421a73d65...
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.