OpenTechnical

OT-2026-000094526

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold 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-2026-000094526) never changes.

Identity and time

Publication numberOT-2026-000094526 · never reused
Internal UUID01a0ae9e-f4e9-7175-84ae-acdde35a5831 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094526
StatusPUBLIC

Content hashes

Canonical text6c4268df1f7a95c119fed64b0d32e8bbd8dcd1ab0ce89036e2a88904b2b21e59
Markdown9e372395544c4b172f50cf413f6ab329421e3c57093df6373156bb35faf5ddd8
PDF
Publication page47bc72925ef5814f8e4b3b5fd1b871e750333ff9bcd81171f6be7e4977a1b86c
Manifest25a9e78d18f7a95708ed97c8058dd6f501549f3e41538b09a878f42558a1168f

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
SignatureYa7VhVQDWL6E61nBSrZLdLnjS0/0/JxpPFhz8lXqcq8a6HySE0eVStqbN39TdvYl/nItLEMS5SUSFQdWnPefBA==
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

2026-09-17T09:37:57.988897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094526
observed 47bc72925ef5814f8e4b3b5fd1b871e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.972659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094526/manifest.json
observed 25a9e78d18f7a95708ed97c8058dd6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.956153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094526/publication.md
observed 9e372395544c4b172f50cf413f6ab329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.927236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094526/publication.txt
observed 6c4268df1f7a95c119fed64b0d32e8bb...
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.