OpenTechnical

OT-2026-000082859

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000082859) never changes.

Identity and time

Publication numberOT-2026-000082859 · never reused
Internal UUID01a0ae97-8cc9-717a-affc-f78cf22e67d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082859
StatusPUBLIC

Content hashes

Canonical textb5ea19e8dbd2ebd634b73b906e0c0e761fbbdf50b851a0144060d28aa486ea30
Markdown8b29133d7a1e10d91f5d04f8684de09409201e092453dc2286f6402cd2501885
PDF
Publication pagea2409513343160c82ec9500ed5c60e061b214755cd4a931bafa564c102839956
Manifest83d80ff17d8efcfb6d107f9fd91f01b95422737dc9f28c97ad63350fb12a1b95

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
SignatureD4/gKdbPp+iHtk/rA+4St4pjI6X1l1+4FpQk7vh9T3GM/wGANnAjTDclshjkKGXddR4j6iGYLRWYjINoIh9WCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:32.287770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082859
observed a2409513343160c82ec9500ed5c60e06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.271577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082859/manifest.json
observed 83d80ff17d8efcfb6d107f9fd91f01b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.255691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082859/publication.md
observed 8b29133d7a1e10d91f5d04f8684de094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:32.239204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082859/publication.txt
observed b5ea19e8dbd2ebd634b73b906e0c0e76...
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.