OpenTechnical

OT-2026-000023370

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000023370) never changes.

Identity and time

Publication numberOT-2026-000023370 · never reused
Internal UUID01a0ae70-7268-78c5-ac24-e783ad23cc6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023370
StatusPUBLIC

Content hashes

Canonical text09de85915ff69f192d6f131c7a30499bbd1978d63c601ab4001502f0de4b2429
Markdown3004e118ac0b60c832c8959b12029fab33a38b73e4e1a25646ef8c5332ef5df5
PDF
Publication pageccca8106b43e5bed4bde9aa82659e4e5aa60b6f1ee68725cc5bfcf543d2affe4
Manifestb828dba3a92f62872577406f941675740e2481437a423334663059eb6595f220

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
SignatureJ/BCy4h8B/kJkuDVOGYjmTX2yLLVQtp6/VI9hLda6l3Ke2P78T/Wn0j8t5tdsNdwRTPas6SBbz+SHd4OC56tAw==
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

2026-09-17T11:51:28.292146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023370
observed ccca8106b43e5bed4bde9aa82659e4e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.271455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023370/manifest.json
observed b828dba3a92f62872577406f94167574...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.240984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023370/publication.md
observed 3004e118ac0b60c832c8959b12029fab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:28.213052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023370/publication.txt
observed 09de85915ff69f192d6f131c7a30499b...
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.