OpenTechnical

OT-2026-000083269

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, sustained blow-off before set-down

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-2026-000083269) never changes.

Identity and time

Publication numberOT-2026-000083269 · never reused
Internal UUID01a0ae97-c963-7dd0-839c-42c982a5d2f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083269
StatusPUBLIC

Content hashes

Canonical textbc4bc5551cc9acf0df766cec4db8e3419fce21b3bb88e52808e3f6a7d980616b
Markdown9350ee13642a7724411a879037aaef29e28208ba14f64bec760be693c9adab66
PDF
Publication page6a5ea6e708c6cfeb660d2864f3affae32dfb8057314e7d5acf55e3d76adabc69
Manifest985f07c78f88dedd7edfe4695a9be4b61ccdd4a8a0056307340a278e190453f1

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
SignatureDYf0EEnMHRBMalFT/ZxfrOKvSz2uAiXp+Q2lB/IwqY0tzX/S6UmwY/lN1rPh8A6RImai0ddBFZu2YahC3cDnDQ==
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

2026-09-17T09:01:22.070738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083269
observed 6a5ea6e708c6cfeb660d2864f3affae3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:21.667612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083269/manifest.json
observed 985f07c78f88dedd7edfe4695a9be4b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:21.648369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083269/publication.md
observed 9350ee13642a7724411a879037aaef29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:21.631342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083269/publication.txt
observed bc4bc5551cc9acf0df766cec4db8e341...
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.