OpenTechnical

OT-2026-000078322

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000078322) never changes.

Identity and time

Publication numberOT-2026-000078322 · never reused
Internal UUID01a0ae95-7c27-7068-9462-59ca7237d5a3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078322
StatusPUBLIC

Content hashes

Canonical texte80cb6c66a4a663077556eed19efad5ef66c8100b294eb60b97a69b4154b1662
Markdown7ca8271f062ef264b2b462010478b1dd7c69a911added35e8f009ab32bcf3bc2
PDF
Publication page48199b8f7e71c09b414cb6e6fa4bfcd13fb42da3c58d4d6a6d69c115fbd76c5f
Manifest6d59a132bd749a1644dc0ab38a7a337c4523185701ba43e5320aba41a92633bd

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
SignatureOlvFBvH94+ZRw2b7vgFggUuVLVXnJe/YreOLN3hQjKKyh6l6mRNtY+S5NVgzS5L8oHKDzcNd5fxnZINMHjVvCw==
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

2026-09-17T10:06:17.361807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078322
observed 48199b8f7e71c09b414cb6e6fa4bfcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.344783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078322/manifest.json
observed 6d59a132bd749a1644dc0ab38a7a337c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.327832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078322/publication.md
observed 7ca8271f062ef264b2b462010478b1dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:17.308874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078322/publication.txt
observed e80cb6c66a4a663077556eed19efad5e...
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.