OpenTechnical

OT-2026-000058649

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000058649) never changes.

Identity and time

Publication numberOT-2026-000058649 · never reused
Internal UUID01a0ae88-f39d-7fd2-8b04-138309c7d529 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058649
StatusPUBLIC

Content hashes

Canonical text9305e559af978cf8ca0073f12cd8478637c571da932de12a53d1d50036ae4f34
Markdownf34090ea522654618d3d786532c4b19b5b8069678a05162a6549539f65498fb9
PDF
Publication pageb0b45d6d1d31767fbb9aacbd8f19d309cfcd1a0048d8853639f5c44fd46fa213
Manifeste03a3ef64167fdb887f03cd496d1eb50a152e94d9f068469c1263166b7964abe

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
SignatureqgwYoulaySrk5Zl6gVwIasIYNUKW3q7M2FJByeJSqrvEiqxZLRbYh3+Ef15mg7RDC3tFJEoDXBiIjnYOE1DHBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:09.685730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058649
observed b0b45d6d1d31767fbb9aacbd8f19d309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.667225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058649/manifest.json
observed e03a3ef64167fdb887f03cd496d1eb50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.646912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058649/publication.md
observed f34090ea522654618d3d786532c4b19b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.628088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058649/publication.txt
observed 9305e559af978cf8ca0073f12cd84786...
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.