OpenTechnical

OT-2026-000098726

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000098726) never changes.

Identity and time

Publication numberOT-2026-000098726 · never reused
Internal UUID01a0aea2-42ae-7ad9-9778-398ead4300c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098726
StatusPUBLIC

Content hashes

Canonical text26ed9d321a2d9fb7a044b2261a5bf5aa0b42a95b8a365f3eecf0177b4e9a9d1b
Markdowne798325c31dafac9997bf64824d2aef339e1737d829def68127804009862ec47
PDF
Publication pagebc2771b251ba2921be44f0dd958db621554578a815e92003883f4082345ae670
Manifestffdad3b283f306154b3facb22662270440b9f39b1e4103ed98943e2910116658

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
Signature0h3nPj6qLU03VQznfW/0FriamzlPzI09VQsbnMXZyBWsPgAG0e37NXb+GACIMY0qA7iz1DP0tNkZSHAeY0kPCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:02.243133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098726
observed bc2771b251ba2921be44f0dd958db621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.226494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098726/manifest.json
observed ffdad3b283f306154b3facb226622704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.209460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098726/publication.md
observed e798325c31dafac9997bf64824d2aef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:02.192140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098726/publication.txt
observed 26ed9d321a2d9fb7a044b2261a5bf5aa...
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.