OpenTechnical

OT-2026-000018003

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000018003) never changes.

Identity and time

Publication numberOT-2026-000018003 · never reused
Internal UUID01a0ae6e-96fc-7716-bc94-dc9936a00598 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018003
StatusPUBLIC

Content hashes

Canonical text8ad6f0a17bb112e3919d95b4677479889e526579daa88dcdcb6ee538eb5887bc
Markdownadb016281350d6fcb8057839b83263de2be8029e12a5c359014738ae853b4437
PDF
Publication pageb789c8ebd303c62783b19e3a280369d60753d278031ed73b06c1724e2404a8b3
Manifest92e79b318eacd9b4b56585c272321676c82c32584dfbbc7fd8c6e87afb7a386c

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
SignatureFWfsMn0hmMwwQQdl4yfYKbm2WFtqeNnnZEX27CsWMJYhs9VVKU+B0hZsKgSRU7ueAZuDPERLIedeoGy9YYjBCw==
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

2026-09-17T12:02:01.485212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018003
observed b789c8ebd303c62783b19e3a280369d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.464928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018003/manifest.json
observed 92e79b318eacd9b4b56585c272321676...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.448228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018003/publication.md
observed adb016281350d6fcb8057839b83263de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:01.432327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018003/publication.txt
observed 8ad6f0a17bb112e3919d95b467747988...
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.