OpenTechnical

OT-2026-000037114

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000037114) never changes.

Identity and time

Publication numberOT-2026-000037114 · never reused
Internal UUID01a0ae77-7740-7878-aeb1-36f7abea28ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037114
StatusPUBLIC

Content hashes

Canonical texta01e0d17c510471e4dc35229db4e1b189ee068a994368ab0fbecccb897447025
Markdown304c0c7bdf47d29f817109deac82a829016dcc7eef10fad36c677b99d5204d81
PDF
Publication pagedbb34f2457dbd0ae50074bdbebe7a58d5ce93450037d66ad773e8a474d4e2de9
Manifest0ddfe9fb95f5dc33c2455ee0024f218658638a8d629b183dcd3c21e78a97f9a2

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
SignaturekTvG5SKjlttxI9zoDzyroFU3Bs9yMUN3MQPBv5bcjTfiPEPnB3ApTpAZDu8DLn/67Zasv2+u63BTkBuJiWXIAg==
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

2026-09-17T11:24:59.131292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037114
observed dbb34f2457dbd0ae50074bdbebe7a58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.115577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037114/manifest.json
observed 0ddfe9fb95f5dc33c2455ee0024f2186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.100628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037114/publication.md
observed 304c0c7bdf47d29f817109deac82a829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:59.085367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037114/publication.txt
observed a01e0d17c510471e4dc35229db4e1b18...
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.