OpenTechnical

OT-2026-000044997

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000044997) never changes.

Identity and time

Publication numberOT-2026-000044997 · never reused
Internal UUID01a0ae7c-911d-7f82-acf6-4290b1990b29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044997
StatusPUBLIC

Content hashes

Canonical text1ac5f6f03521566aed971eb0c09b7d33487b5dcb584884944bddb98fabf975ac
Markdowndf0b93b6f86ebf52cc365d05647f9701c7121d840fa24d93747d3b91339ac655
PDF
Publication page07a432092d145c05c0d7addf5fe556aca7e34526d74ee063f1cef1e04810f7b6
Manifestb30957dda8e5aad0dc874bedfcfcb265a43d9146a7623321de17ef050f4c2c20

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
Signature/scAqZGYXtu3pILvVhmIYSzBKA0g7lUD4tC4H+ETvEXYQRKNKdGDLxI1geoWaakJa2kjvRL47NxUI4EZQoLEAg==
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

2026-09-17T11:11:41.525827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044997
observed 07a432092d145c05c0d7addf5fe556ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.505665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044997/manifest.json
observed b30957dda8e5aad0dc874bedfcfcb265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.487101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044997/publication.md
observed df0b93b6f86ebf52cc365d05647f9701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:41.468464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044997/publication.txt
observed 1ac5f6f03521566aed971eb0c09b7d33...
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.