OpenTechnical

OT-2026-000094088

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000094088) never changes.

Identity and time

Publication numberOT-2026-000094088 · never reused
Internal UUID01a0ae9e-92ca-78ad-a46f-96d68feb6bd0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094088
StatusPUBLIC

Content hashes

Canonical text5713bd34747ac0ed438d7b01dc192a7a232aeaff8039fbb9e3b314cbcfe13863
Markdown5e0c41af9c51983bc1d3ef75214b380263b8b21f06a94e29fb2f0eae71eed1b1
PDF
Publication pagedccc4233c2d03fc8741737973e2471e61aa3878ad730ae76f5cd9fd85355e757
Manifest621576cc0c4575d2607fd2e675991ff0e419e06a14d228c5776b6beb3e632623

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
Signature0PLX/zX+rH6x12yGjfANMnUW0QQtuT7JSvuUotczV1fcA3aik0gk6IymatDLpMK+URohMlhxX+sVvtrwOkgvAw==
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

2026-09-17T09:38:31.319010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094088
observed dccc4233c2d03fc8741737973e2471e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.301614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094088/manifest.json
observed 621576cc0c4575d2607fd2e675991ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.279532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094088/publication.md
observed 5e0c41af9c51983bc1d3ef75214b3802...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:31.262527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094088/publication.txt
observed 5713bd34747ac0ed438d7b01dc192a7a...
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.