OpenTechnical

OT-2026-000085504

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000085504) never changes.

Identity and time

Publication numberOT-2026-000085504 · never reused
Internal UUID01a0ae99-aaac-7b9e-8e31-d8c80a3dde74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085504
StatusPUBLIC

Content hashes

Canonical text19c3fecaba09b011c91f9a7c8632493e28b43618901178e9abb0b538fa74ce1b
Markdownc79baa7f509ecde7cfdb2a31856f5e98e59904baf75d3a926b7551330232c956
PDF
Publication pagead05c4cc0d3a4b290756f965536055bcd4366d265e8e4bd707b279fd7b34c522
Manifest724d9f72e91464fcf009bab1aebf30c09ae97835cbba7047ae5c892c88d9613b

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
Signaturem1k1k1SXbF0sK6P4Wf/zxAfiL/AJrlLwS173vJIOc6SujcSUerfwf9e6Ry14cYUlytsseo62DqncVUTBZemgCA==
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

2026-09-17T09:54:18.422021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085504
observed ad05c4cc0d3a4b290756f965536055bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.404289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085504/manifest.json
observed 724d9f72e91464fcf009bab1aebf30c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.386997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085504/publication.md
observed c79baa7f509ecde7cfdb2a31856f5e98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.369438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085504/publication.txt
observed 19c3fecaba09b011c91f9a7c8632493e...
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.