OpenTechnical

OT-2026-000043099

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000043099) never changes.

Identity and time

Publication numberOT-2026-000043099 · never reused
Internal UUID01a0ae7b-327a-70ca-aa1f-be272907efb9 · 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-2026-000043099
StatusPUBLIC

Content hashes

Canonical text43d4c3180ce08cb191d025871a4837987f35196c0b544080076c97259ea62863
Markdownccd3410733c4cc88497b91e8975128be6d1ac5e103751b54d0de404911e7f147
PDF
Publication page4a5074067d794fc839a6c5517dd2e5c6bb4932a89de22a94da7643c546996fe2
Manifestd262557d7f5672c1cf98bf78c931885b1ea93ed9f49ed4ec66e5e619dc367a7d

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
SignatureUAfAXNlO1WOAmaHaatertevvbfLcb+IPmWM+xP7zqgo9R4cVYMWIJJgUigMiMn4INbtYLpLDf39VedSns879BA==
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

2026-09-17T11:13:31.281005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043099
observed 4a5074067d794fc839a6c5517dd2e5c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.260666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043099/manifest.json
observed d262557d7f5672c1cf98bf78c931885b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.243734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043099/publication.md
observed ccd3410733c4cc88497b91e8975128be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:31.222853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043099/publication.txt
observed 43d4c3180ce08cb191d025871a483798...
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.