OpenTechnical

OT-2026-000080682

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, vented after set-down, on a tool changer

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-2026-000080682) never changes.

Identity and time

Publication numberOT-2026-000080682 · never reused
Internal UUID01a0ae96-b973-7dff-bc4c-5aa3121f59b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080682
StatusPUBLIC

Content hashes

Canonical text47126597cbcbb5b8e3c0cde7b5b0b9bdd089ee57f99003eb09c48e39512d59d8
Markdowne1828cc804fcdced7957129db5310b2f04ff0ad8238496872d27d678b8738bec
PDF
Publication pagef2ae7f463d87f308c41783efbb1a1487e348acbd5ed685ed6bfbae5ac5dbb10e
Manifest3d4d963c1aa68225d4ebb87de464f3cd62bf7ef77d5f64932ef2b81b8c77a0e1

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
Signatureqz0cs3IB9EqibzGXqFmSZZEN1jlO7GqitOHPXe/gGCL0JnykLeEqO4Qz9n4nmW6OVHSrNhCJr6E89cilJ5rwDA==
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

2026-09-17T10:01:42.842274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080682
observed f2ae7f463d87f308c41783efbb1a1487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.825173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080682/manifest.json
observed 3d4d963c1aa68225d4ebb87de464f3cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.805424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080682/publication.md
observed e1828cc804fcdced7957129db5310b2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:42.786699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080682/publication.txt
observed 47126597cbcbb5b8e3c0cde7b5b0b9bd...
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.