OpenTechnical

OT-2026-000082204

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000082204) never changes.

Identity and time

Publication numberOT-2026-000082204 · never reused
Internal UUID01a0ae97-4d94-7af5-802b-8a14c828fe98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082204
StatusPUBLIC

Content hashes

Canonical textd4c9931668ee5f18bb4966fb46e1f20ffce274dced39879fe27533260855a0d1
Markdownb6a6cc43665624bd71e236fe95b5a1792786c0eb013145672012826bc63ab726
PDF
Publication page9c37a795e0bb6e99b77435cd40ea82e3e8b248d726d36726e5fec6be6e28691c
Manifest4e7f2395443dde1e927154be3f23d912a35fee29b36c84045812a9e0f7cacef0

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
SignaturefIzxMrkpgZPr69AAQwB11MNhvz3R6Qtap1AIqZuD2mudWx7CdEYw1Q13rhtRZZZSSc1iG1Pj9PXrGpn3i9uKAQ==
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

2026-09-17T09:59:02.277185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082204
observed 9c37a795e0bb6e99b77435cd40ea82e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.259994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082204/manifest.json
observed 4e7f2395443dde1e927154be3f23d912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.242365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082204/publication.md
observed b6a6cc43665624bd71e236fe95b5a179...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:02.221017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082204/publication.txt
observed d4c9931668ee5f18bb4966fb46e1f20f...
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.