OpenTechnical

OT-2026-000027322

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000027322) never changes.

Identity and time

Publication numberOT-2026-000027322 · never reused
Internal UUID01a0ae72-6997-7d8d-baeb-e614ec286e2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027322
StatusPUBLIC

Content hashes

Canonical text1ccba5fe97274b08d2a3c4aecfe1dff75c02945d10b8d4af3cbca026b384b180
Markdown422e2b4ef8f206fe4d74bc4c7bca5983bbb4be4a8458712beed5fec394cf0b7c
PDF
Publication page2481d6c56add7f2665a3703c3e7c1d8253b8acde62a178c386e450752175672c
Manifest7c3757d8a1558972445d754d839091a9b12fb99166713ca8035758841c999c46

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
SignatureEUQPFATJv8ZyfblihsxSWpnSbFEQHKy0KsnB7D6qmEB03n8fwzTxBstuzKtS9LnJqqjM3na/IXCrpOVriw3MDg==
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

2026-09-17T11:42:43.135467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027322
observed 2481d6c56add7f2665a3703c3e7c1d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.116996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027322/manifest.json
observed 7c3757d8a1558972445d754d839091a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.096698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027322/publication.md
observed 422e2b4ef8f206fe4d74bc4c7bca5983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:43.077969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027322/publication.txt
observed 1ccba5fe97274b08d2a3c4aecfe1dff7...
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.