OpenTechnical

OT-2026-000041315

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000041315) never changes.

Identity and time

Publication numberOT-2026-000041315 · never reused
Internal UUID01a0ae79-b144-7ddd-9f80-52270282a5b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041315
StatusPUBLIC

Content hashes

Canonical text20424a387b40ec01425ff6c256342a502b0a728f73c66ee774bf5fe56fe2cca5
Markdown2b0b484c2bdee6b2633bcd052839f3a333c29f3d725aa2cd7b02dc2f7a65727e
PDF
Publication pagee2163c47684494fbda676eac7d811394510c936905730ba6d0630fd9c4e60bec
Manifest511ee5679f6fda7147d7867011a7c51af2a8a2471e1480703e9ad220179a74e9

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
Signatureox/wDmBiDJO8u3/zgQv1dLbnmNX7+BzWjeZrFXT9Kq4CLcxYqPiaapw7ari0wC/cOMO7o0o3ATmjVJyZ6vkrBw==
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

2026-09-17T11:17:18.242371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041315
observed e2163c47684494fbda676eac7d811394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.224607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041315/manifest.json
observed 511ee5679f6fda7147d7867011a7c51a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.205772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041315/publication.md
observed 2b0b484c2bdee6b2633bcd052839f3a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:18.184909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041315/publication.txt
observed 20424a387b40ec01425ff6c256342a50...
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.