OpenTechnical

OT-2026-000092757

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line 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-2026-000092757) never changes.

Identity and time

Publication numberOT-2026-000092757 · never reused
Internal UUID01a0ae9d-b600-7f88-b680-48c469500b8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092757
StatusPUBLIC

Content hashes

Canonical text6128a0e80c72f4cdf6d05a0ba625663d2da18bd94b5a9b738fd8ee44589c5d9a
Markdownc3dfcc98be7d47ae46a359cc1ceb5217ace1a3d550caee47d0a037e96a4a1e9f
PDF
Publication page08573bf86808e263f5093da3eb20ff92a27eb6b85f3c2454226b75b6525bf87b
Manifest5f39a8bfa36e405f90cf88e1e01b15d8e77df9545e086fd2a1958d70eef4fd9a

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
Signature9h8f9uwsO8J/X5bv6+aRhpuofmaUYrMA3EctweDNhW23qqbWIhNRjZrqxHipIxbElaq4lceLT9JCZp7MB9S4Ag==
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

2026-09-17T09:41:23.232530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092757
observed 08573bf86808e263f5093da3eb20ff92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.216845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092757/manifest.json
observed 5f39a8bfa36e405f90cf88e1e01b15d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.199115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092757/publication.md
observed c3dfcc98be7d47ae46a359cc1ceb5217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:23.181028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092757/publication.txt
observed 6128a0e80c72f4cdf6d05a0ba625663d...
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.