OpenTechnical

OT-2026-000043094

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000043094) never changes.

Identity and time

Publication numberOT-2026-000043094 · never reused
Internal UUID01a0ae7b-327a-77c5-97fb-ee17eb984e4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043094
StatusPUBLIC

Content hashes

Canonical text13f856dcb1881ba463b639935a96eafd0849e36f1ccb74ebd1b09d49608db900
Markdown2890e3255e74bfc3564105a125de793ad0d12710b2d47f60b1cc71ed242258d9
PDF
Publication page3ff31a10d9fdc38a135ab9fde6b1874c1053a74a2923ae2ba8cf0dd90df6d4c6
Manifest3fc9a9867a4f4209aa0f11cfa3983c61f101576fbffb13e708f6ee8142bbe59d

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
SignaturemeNGhRiLuTQEPgrSNlC9us6XT7JOqPjTzDQ+82mR1y/v5lvdtPRlWGZS3K1Fzx+7zZdKMP5mu6poGHQOwB+9AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:30.827623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043094
observed 3ff31a10d9fdc38a135ab9fde6b1874c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.809246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043094/manifest.json
observed 3fc9a9867a4f4209aa0f11cfa3983c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.790204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043094/publication.md
observed 2890e3255e74bfc3564105a125de793a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:30.771383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043094/publication.txt
observed 13f856dcb1881ba463b639935a96eafd...
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.