OpenTechnical

OT-2026-000055551

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000055551) never changes.

Identity and time

Publication numberOT-2026-000055551 · never reused
Internal UUID01a0ae86-a102-7f2f-a429-717f8825f42e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055551
StatusPUBLIC

Content hashes

Canonical text264d778005066b35ee6eae38bf1b814a80c8641e956a855045f66126c5eeb632
Markdown44ea58a6f01321b022c256a020f1797652d0407a7339d3d2c7fa928e46a30afe
PDF
Publication pagea68ac7d520a5ba4edd0d5bbc94bfaa6a2ccc8c720be5e24b93835163dee076ca
Manifest56f57e5ea67f6165e62984009fc8faa8a1f04764a2af27c1e99918c1a6bbc6da

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
Signature1mp82TzUKMWFaG9tqf3x7Q1XwrYiFqEepE8+CpbOesGlkkf+imrqceE+VBLCBVwq46v8onQa8Ku/EIXJI5vABg==
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

2026-09-17T10:52:46.266938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055551
observed a68ac7d520a5ba4edd0d5bbc94bfaa6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.248529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055551/manifest.json
observed 56f57e5ea67f6165e62984009fc8faa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.229439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055551/publication.md
observed 44ea58a6f01321b022c256a020f17976...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:46.210474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055551/publication.txt
observed 264d778005066b35ee6eae38bf1b814a...
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.