OpenTechnical

OT-2026-000103293

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed 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-2026-000103293) never changes.

Identity and time

Publication numberOT-2026-000103293 · never reused
Internal UUID01a0aea4-be3f-718a-bfd4-6840c2497bae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103293
StatusPUBLIC

Content hashes

Canonical text06ecea50be9445d47e002cd87fc2dbd1eabe2ff69a34d44351abaed8788dfd90
Markdownd143b412f002ea6b4383e301194e05f5291a13b62907867bcf1500a5fe7feeb3
PDF
Publication pageaee5b105c90969c657896617cc56182b947fe314a85c86586265e0e42d0f5c60
Manifest44503c5b781bec049995a935f60e4361d68296967dfc46c1314cdc6a7f90f5cb

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
SignatureS1PY47XAsyYoJxR4EyoB2sEOZJJTaZuJvSbD+7+8PCprrrFAKrxWveqDraPTzFZ31suK9MrpCrTO1S7CFYHaDg==
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

2026-09-17T09:23:32.293041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103293
observed aee5b105c90969c657896617cc56182b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.276301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103293/manifest.json
observed 44503c5b781bec049995a935f60e4361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.258282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103293/publication.md
observed d143b412f002ea6b4383e301194e05f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:32.241827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103293/publication.txt
observed 06ecea50be9445d47e002cd87fc2dbd1...
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.