OpenTechnical

OT-2026-000075112

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000075112) never changes.

Identity and time

Publication numberOT-2026-000075112 · never reused
Internal UUID01a0ae93-f1ff-7e00-904c-ae1e2a98854f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075112
StatusPUBLIC

Content hashes

Canonical text6802773fc34003f06e7276739c4ec9e77217d07963fefd3dbff44b83f6d6b08f
Markdownef38a4275fc2a67c1afdf59f5a78b97bb74cd920fe75046c2ac7a31f239a5236
PDF
Publication page3848823ea065bbee18aa29b6b0e9edebb7dd3ee0eb3cfea99c40368d561c8570
Manifest95bcac7fed61ad1844be802bc87c292732a7d52ad9fbbd6385fa80fd830c6c15

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
SignatureM9CXLftahKs8WsNJwL0Cs/8wQh1sN2qSpGxEg5m3od6+kHrxvii//DQllNgYCrmpnLPiPl4sNIy8BU0Qd68nDA==
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

2026-09-17T10:20:18.017349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112
observed 3848823ea065bbee18aa29b6b0e9edeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.997518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/manifest.json
observed 95bcac7fed61ad1844be802bc87c2927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.981421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/publication.md
observed ef38a4275fc2a67c1afdf59f5a78b97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:17.922602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/publication.txt
observed 6802773fc34003f06e7276739c4ec9e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.208975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112
observed 3848823ea065bbee18aa29b6b0e9edeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.062117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/manifest.json
observed 95bcac7fed61ad1844be802bc87c2927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.043940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/publication.md
observed ef38a4275fc2a67c1afdf59f5a78b97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:16.508464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075112/publication.txt
observed 6802773fc34003f06e7276739c4ec9e7...
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.