OpenTechnical

OT-2026-000094523

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-2026-000094523) never changes.

Identity and time

Publication numberOT-2026-000094523 · never reused
Internal UUID01a0ae9e-f4e9-717e-91a9-cd1494181412 · 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-2026-000094523
StatusPUBLIC

Content hashes

Canonical text90d66bd701401e0194e99e56e19aa19541d14351f6552525b32b2d5546cc61d3
Markdownb3a0561fcb1f5b747142456c4f7dae9a39dfd503fe347833fae0695a5f655689
PDF
Publication page6e36e646c817dc564a8f99eefc45cf44afd230d2af811784cb0ae3f5e8fdd66b
Manifest4fed824f3473b71ae5e36a4c10ac9984b2592ff6e0a02b2de29d87bf2be92238

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
SignaturetiwL+arYwqgELmY8V6z5PBXr8zTEmM+a0oAfNclisimgLSJeYHpTq46RlUlQJWPfJPO2sR0QMua5dqvhynV0AQ==
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

2026-09-17T09:37:57.740085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094523
observed 6e36e646c817dc564a8f99eefc45cf44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.723247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094523/manifest.json
observed 4fed824f3473b71ae5e36a4c10ac9984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.706190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094523/publication.md
observed b3a0561fcb1f5b747142456c4f7dae9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:57.688509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094523/publication.txt
observed 90d66bd701401e0194e99e56e19aa195...
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.