OpenTechnical

OT-2026-000084720

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000084720) never changes.

Identity and time

Publication numberOT-2026-000084720 · never reused
Internal UUID01a0ae98-e25d-7ebb-a3af-af4ec38f819e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084720
StatusPUBLIC

Content hashes

Canonical texteb9bdfd8257426d11883c41e0c9fbf6349bafb04a25bf447508408cd4d25aa09
Markdown7681fec5cba6187d820259c047eaa6fbff370eeefe379ff244f7049c9c4febd5
PDF
Publication pagea5e275e0226f015266cd12b32e754bf8be13bf77af1f9a09de0808f076723b8e
Manifesta332963e0f2ddca66ec64e5bcc27b821ec7bf5162611ded02c1d44d37143c538

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
SignaturezAJFQ8lWnUNQqwHrG50svj0UZLOEGbjtXK12W60/xvsyc/kBFduWy8zyPRtga2Fgyc0Rbz6lipW+uALz3f4/Cg==
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

2026-09-17T09:55:39.545676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084720
observed a5e275e0226f015266cd12b32e754bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.527053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084720/manifest.json
observed a332963e0f2ddca66ec64e5bcc27b821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.508484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084720/publication.md
observed 7681fec5cba6187d820259c047eaa6fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:39.490396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084720/publication.txt
observed eb9bdfd8257426d11883c41e0c9fbf63...
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.