OpenTechnical

OT-2026-000087334

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000087334) never changes.

Identity and time

Publication numberOT-2026-000087334 · never reused
Internal UUID01a0ae9a-cd4f-7475-855a-4d66f33a176d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087334
StatusPUBLIC

Content hashes

Canonical text7cc5505af02f45d3cd5829b09ef7cbe426e7b3936d7a78b2672e86a8adaa41c8
Markdownc77d4cf7df81395aa72688ec3c85968c400670a7409473360c87b1592a6fe0f1
PDF
Publication page9aa3198aab427033c2326d0b9a283ffa8a5335a7c83b4f0c31aaea41d0d59fda
Manifest60bc13a2a5a50b1f4762b3307867cb88d1d88f361294e072640d25430e138dd4

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
Signature6b5ampLbF1mZ6sziUF0RZ0/YPbyAKOIM6jf/HT+By5v3o2VqM111PYZY+EdVQFv8wP4BHEZky2fEeeY0j749Bw==
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

2026-09-17T09:50:30.192071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334
observed 9aa3198aab427033c2326d0b9a283ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.180696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334
observed 9aa3198aab427033c2326d0b9a283ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.174888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/manifest.json
observed 60bc13a2a5a50b1f4762b3307867cb88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.164417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/manifest.json
observed 60bc13a2a5a50b1f4762b3307867cb88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.155564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/publication.md
observed c77d4cf7df81395aa72688ec3c85968c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.146153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/publication.md
observed c77d4cf7df81395aa72688ec3c85968c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.135764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/publication.txt
observed 7cc5505af02f45d3cd5829b09ef7cbe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:30.124575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087334/publication.txt
observed 7cc5505af02f45d3cd5829b09ef7cbe4...
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.