OpenTechnical

OT-2026-000025672

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two 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-2026-000025672) never changes.

Identity and time

Publication numberOT-2026-000025672 · never reused
Internal UUID01a0ae71-9bc9-772e-81d5-006a7d30cc16 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025672
StatusPUBLIC

Content hashes

Canonical textb5de0f105e643cbbdd1fde91182e9fdbf26b680c0b70b24fbfc76bcf3f4ea979
Markdown195f3201045b42d4bca33740294dd8ce1e4d98a5fddb6c5df8b7f3b6065669a0
PDF
Publication page7c31350a1cb71f34add69efa732ed99e841b1c668d4d329257f40b2dd2a4dd2f
Manifestb2fcaeb3d41d030624d04278136e95fb1bdaf8adaa23b9e67e225d36e5d18345

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
Signaturecykbp0qJMC+iV4K/QGZWLiYHakm+Ub23Oe/WVyhk4bLFOWYotz1mmmU8Gc6oIWo6wcLGM+tKTJTh2VMtJ5f8Bg==
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

2026-09-17T11:46:52.783765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025672
observed 7c31350a1cb71f34add69efa732ed99e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.767510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025672/manifest.json
observed b2fcaeb3d41d030624d04278136e95fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.746866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025672/publication.md
observed 195f3201045b42d4bca33740294dd8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:52.729237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025672/publication.txt
observed b5de0f105e643cbbdd1fde91182e9fdb...
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.