OpenTechnical

OT-2026-000069003

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069003) never changes.

Identity and time

Publication numberOT-2026-000069003 · never reused
Internal UUID01a0ae90-6dcd-74a7-938f-42cec56c6d37 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069003
StatusPUBLIC

Content hashes

Canonical textb1e050a5fdf1700733f608a79ff5cd4b77ca876951294f2ea7ba065294f58010
Markdown1ae5670cfa56a606b21ed54f8b4823de51f5fd01a24a5d97508fcb91cf5c7aba
PDF
Publication page6014b923c92f34967bd2894ccebc55c30336b46f33f56a376b2b563b429d72a9
Manifest313c3f5af6d0fe3d6d053ecb84332800c57b605129609ed5822c8dbb9d2ed752

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
SignatureQMR9F3CAQKs+KhHtqcSJGxnj5LbDgUyixl966r+VpHkn2d1kVYLeghbWXb583YVIw4JQugxVuCXZ+xk3cgfYAA==
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

2026-09-17T10:28:51.022815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069003
observed 6014b923c92f34967bd2894ccebc55c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.005073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069003/manifest.json
observed 313c3f5af6d0fe3d6d053ecb84332800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:50.986762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069003/publication.md
observed 1ae5670cfa56a606b21ed54f8b4823de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:50.969237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069003/publication.txt
observed b1e050a5fdf1700733f608a79ff5cd4b...
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.