OpenTechnical

OT-2026-000078430

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000078430) never changes.

Identity and time

Publication numberOT-2026-000078430 · never reused
Internal UUID01a0ae95-7c28-7796-84c0-1277227a8c91 · 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-2026-000078430
StatusPUBLIC

Content hashes

Canonical text6c7fffad5263cc69eaccd45806560a30bedd9b16f523a011d7c8c93523b4343e
Markdown192a1a19693d23261913143754f1554d45ae8128e14320ac0957feadf452af99
PDF
Publication pagebaa14be45d6b22c42d077d762b30d2e7076a43592f365568c5c37562d985075a
Manifest98c78160ae46b4fdb0313a60d869b975b2766f06cc7920a4f6ba87db341bc753

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
Signature5o1aT1IX/k6RsUNlR4FUxIVD8bpvVk2tGi97XhB/77ZgQAgxAfFjWzOgp6ccF5jtIomDipSByzdKBA6HX6sGBw==
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

2026-09-17T10:06:25.598073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078430
observed baa14be45d6b22c42d077d762b30d2e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:25.578777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078430/manifest.json
observed 98c78160ae46b4fdb0313a60d869b975...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:25.561532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078430/publication.md
observed 192a1a19693d23261913143754f1554d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:25.543313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078430/publication.txt
observed 6c7fffad5263cc69eaccd45806560a30...
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.