OpenTechnical

OT-2026-000022476

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold 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-2026-000022476) never changes.

Identity and time

Publication numberOT-2026-000022476 · never reused
Internal UUID01a0ae6f-f4fe-71ec-b1dc-a1e42960c4a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022476
StatusPUBLIC

Content hashes

Canonical text63013917650b9a76183c185dfd6af99b6f3f2608cf3549bcc1536534e68c91af
Markdown2c823b566418aef9d377af8f0bc8082e86e7cb97b8428ea2c30c0b2d61d35785
PDF
Publication paged449f09df9c519b569fa4f5e36526e19653e9f438c444641763e1b363699ba3c
Manifestf8e36e68f33fa7e9f0af02db352dfadbfbd75382e2e9c4265a2cab229f9bc802

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
SignatureA+CKL1dLkBshi4V6CocSteX1ddc0y/aMjUA31hN0iZbriaYxBypWjuXLCg+KPhowG9Y+SVVXd7gdrry5uc7ZBQ==
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

2026-09-17T11:53:52.767349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022476
observed d449f09df9c519b569fa4f5e36526e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:52.750293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022476/manifest.json
observed f8e36e68f33fa7e9f0af02db352dfadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:52.732756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022476/publication.md
observed 2c823b566418aef9d377af8f0bc8082e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:52.714849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022476/publication.txt
observed 63013917650b9a76183c185dfd6af99b...
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.