OpenTechnical

OT-2026-000053620

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000053620) never changes.

Identity and time

Publication numberOT-2026-000053620 · never reused
Internal UUID01a0ae85-0a95-7ae0-888e-9671ea9d181a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053620
StatusPUBLIC

Content hashes

Canonical text6e2b7ada72050bc5903d26c2f13cc77d1f179f7f60c13ad839d535728d569990
Markdown66550da2485df04731c96e82edd1cc4dde0f73f2195bc3a3317cf144fbc13b24
PDF
Publication page6564d9baebb14152f0f0c8cb7fd8b6d73f4bc71e9497ae4d670d5b2a3e551e0c
Manifest73bb4744f50eca36e036b46a83db37dc2af68496b493a38da86cc90d86406dc1

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
SignatureYKEjLyIjKejfwiXHIOrm1PGkm0Ze9lbup9e9suOIcYXvWobg6MWx60Hc8KeRjV2Z1arA4ySP6KpDeKaxSdPgCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:29.904413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053620
observed 6564d9baebb14152f0f0c8cb7fd8b6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.885168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053620/manifest.json
observed 73bb4744f50eca36e036b46a83db37dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.866021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053620/publication.md
observed 66550da2485df04731c96e82edd1cc4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:29.847644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053620/publication.txt
observed 6e2b7ada72050bc5903d26c2f13cc77d...
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.