OpenTechnical

OT-2026-000052959

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two 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-2026-000052959) never changes.

Identity and time

Publication numberOT-2026-000052959 · never reused
Internal UUID01a0ae84-a430-7a83-a6f7-cbfa7ddbb0b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052959
StatusPUBLIC

Content hashes

Canonical textb69a86bd35c3acde6423f6ba934d48c47d51fb6fd6408ac9e99d424e1d1bb55a
Markdown57c624a886862ef2e4d09e9b6647fb6606c2eedfd5381176080b6c137323ae63
PDF
Publication pageae48c22c704dd1dc780805f0e79a6c9493bf97ed56f19420fa239a35681b6305
Manifestfe987db3898eea355ed579e196995573bf27a4982fbf4c3423dc887948cb1525

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
Signaturej3Xr6nQWvXyrt//WPTTR2p3TqmeNsgVLHUrAZC2UzYXonNH+Zo5zNR36viM7vguQ9zpmaoMX2iqPaY/AmJVrBA==
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

2026-09-17T10:56:38.570805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052959
observed ae48c22c704dd1dc780805f0e79a6c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.553596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052959/manifest.json
observed fe987db3898eea355ed579e196995573...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.536964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052959/publication.md
observed 57c624a886862ef2e4d09e9b6647fb66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.520338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052959/publication.txt
observed b69a86bd35c3acde6423f6ba934d48c4...
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.