OpenTechnical

OT-2026-000061443

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000061443) never changes.

Identity and time

Publication numberOT-2026-000061443 · never reused
Internal UUID01a0ae8b-7b42-7800-b7dd-ef10e2c04fa1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061443
StatusPUBLIC

Content hashes

Canonical text3639ca8cf90f25af8c3ba1171b8b084a339c2563758c6fac5f62085233a5e4e7
Markdown18d4cc0bdf0332991a609ca520a48e876d292243485d60d7e475f42a88402093
PDF
Publication pageed29dfaed2115a9dd6c0c3a8f293453522491064fd365c112224e84c4ad02b65
Manifestd8487e19c79d606df7c11ea811cc25e16e0bcb1b4da845a456a9cc05b469f2f7

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
Signaturef1dIpVP9UyEjc5JEvMf4sv1+DZORd82igDQudOEWTCh8V4XmViv0HKcRNtI0iuQtBuYp30EKpag3qO0jU4vMBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:19.352174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061443
observed ed29dfaed2115a9dd6c0c3a8f2934535...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.334340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061443/manifest.json
observed d8487e19c79d606df7c11ea811cc25e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.313901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061443/publication.md
observed 18d4cc0bdf0332991a609ca520a48e87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:19.292509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061443/publication.txt
observed 3639ca8cf90f25af8c3ba1171b8b084a...
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.