OpenTechnical

OT-2026-000036068

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000036068) never changes.

Identity and time

Publication numberOT-2026-000036068 · never reused
Internal UUID01a0ae77-01cd-783b-90cb-bc0aa7c82d3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036068
StatusPUBLIC

Content hashes

Canonical text3db8d1f810c4d54f50f7feb62e7444721604a80f3fc8c736d4e201af6f92d9c1
Markdownb88648c2b562facf1e20745a5f384b4a492b639042adf1e07988503bc5b4eb04
PDF
Publication page37adfa44893f471508cb7082ca2ad12a776ff38bed39c9d0cca2973a62e3a33c
Manifest8a224aa6d54ddf286919faba17cc5631f5a8fa08f55c0a1218d8459ff46ccfd9

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
SignaturefdVJUaHwue4wFT+P4SJct6GlRl/1/LlP4tNcfz2lRblqvypdn7lXXDy1pYjwLNRPNB21kpdbsHV4meM2T2c4CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:26:15.255500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036068
observed 37adfa44893f471508cb7082ca2ad12a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.237741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036068/manifest.json
observed 8a224aa6d54ddf286919faba17cc5631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.222166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036068/publication.md
observed b88648c2b562facf1e20745a5f384b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:15.204984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036068/publication.txt
observed 3db8d1f810c4d54f50f7feb62e744472...
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.