OpenTechnical

OT-2026-000016768

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single 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-2026-000016768) never changes.

Identity and time

Publication numberOT-2026-000016768 · never reused
Internal UUID01a0ae6e-5919-7540-b5b0-90f895e365e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016768
StatusPUBLIC

Content hashes

Canonical text74519b06d4699f3e08eb5e88d1f2169cb716cc2580af4ee6661ffa461f564cb8
Markdown91e1aa463cf3981a3408de8e8c284f7f9cd3e01f0572bfeecd7d364662f60009
PDF
Publication page701fa9347ad592348c9c732a20a19d59d9cb756b9c6fbf8235887e790e882209
Manifest8fee7aed1877155e8a958a83e90997aafd2f257ebc7dd1b7715b071f3848ad1e

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
Signatureh1eie7zTBGQYIlAdmN8E2BTbDpihnvTNs92uusNV4XRktHE6bdLyEFZsEHqidWoDF4LBlj2u0pe1qg7KqQ0KDA==
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

2026-09-17T12:03:00.548950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016768
observed 701fa9347ad592348c9c732a20a19d59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.532354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016768/manifest.json
observed 8fee7aed1877155e8a958a83e90997aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.513519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016768/publication.md
observed 91e1aa463cf3981a3408de8e8c284f7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:00.495649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016768/publication.txt
observed 74519b06d4699f3e08eb5e88d1f2169c...
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.