OpenTechnical

OT-2026-000057627

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000057627) never changes.

Identity and time

Publication numberOT-2026-000057627 · never reused
Internal UUID01a0ae88-2694-7f6b-8c47-4a75550d497f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057627
StatusPUBLIC

Content hashes

Canonical textab2e22ed1c1ca0ccb37f7dcec566c94f181d66f0042c0764bf0fa5fda6359da2
Markdown580d419f0d927904733d9464d3e240688a560b118e0bf16443e13f8b4a42f5c9
PDF
Publication pagea9d12ac1095f7385c5469c21d13418a584e275fa592e63362fb4c799f5fb5794
Manifestfbea60c8599386f168d388dac58490f526594bb50b00f6261548b81e3f418047

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
Signature3d/H5tNaUkvROznA8Rq0W8NL04qENWJ/qe4B9O5FYIBtZktQvYp0gonrvx83I+4e9elRr6oSAanDqIRTq+XRCw==
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

2026-09-17T10:48:11.244716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057627
observed a9d12ac1095f7385c5469c21d13418a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.225716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057627/manifest.json
observed fbea60c8599386f168d388dac58490f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.207411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057627/publication.md
observed 580d419f0d927904733d9464d3e24068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:11.189197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057627/publication.txt
observed ab2e22ed1c1ca0ccb37f7dcec566c94f...
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.