OpenTechnical

OT-2026-000024346

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000024346) never changes.

Identity and time

Publication numberOT-2026-000024346 · never reused
Internal UUID01a0ae70-e8c9-7479-8e53-9e83cbe26c76 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024346
StatusPUBLIC

Content hashes

Canonical textf225ce499611d281d4820588be019b135c99f9ed571414e0130b72e75e7b1c76
Markdownb221838760dccda2f48595ec5bdfdd629fc65774371b9c9fbd4dc9cc56473a89
PDF
Publication pagedb62314732ed8248da3810700e668656ff36f24ac2b0a3c15a53eb7c18f42c8c
Manifest8c0f74cb2aa1b8088368d5180fd8664e00585bb085cb01a1d2be369fca0cbdb8

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
SignatureDIsRMsdAF9rEhXnN9M8r28YAvMmdOOGkRDm2mN73nHPxzxUaV7sz2no4U3lyYTMtvQaC5r13eELrtlC8TKZmBQ==
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

2026-09-17T11:50:05.918562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346
observed db62314732ed8248da3810700e668656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.900676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/manifest.json
observed 8c0f74cb2aa1b8088368d5180fd8664e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.881930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/publication.md
observed b221838760dccda2f48595ec5bdfdd62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:05.859646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/publication.txt
observed f225ce499611d281d4820588be019b13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:26.134229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346
observed db62314732ed8248da3810700e668656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:26.116016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/manifest.json
observed 8c0f74cb2aa1b8088368d5180fd8664e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:26.099489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/publication.md
observed b221838760dccda2f48595ec5bdfdd62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:26.082205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024346/publication.txt
observed f225ce499611d281d4820588be019b13...
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.