OpenTechnical

OT-2026-000047211

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000047211) never changes.

Identity and time

Publication numberOT-2026-000047211 · never reused
Internal UUID01a0ae7e-d0f9-740a-afd7-2974d910cdab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047211
StatusPUBLIC

Content hashes

Canonical text1547b0d879104d7710742cbb65cbf2bc43044f1514c5a66e5e2596a17999dadf
Markdowna9960f4bb1b6e3efdf86ae5cd06c8d1ea4b7e342117ef78a2b424dafe72edc18
PDF
Publication page0b43f07cf50ce2107a72dbd2dd686d6dbdeb95d3edc36a610eae18aa10d16113
Manifesta56bc466925f02ed2d14950b0c609cd6d88fd5b455f9d227c3de98c45c6b753e

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
SignatureEoFG6QZQH5zNQEgqs6IJOCz+4KMFhb+b6u9xMZ/5dWVT2GuoXW/QMSoIH6xDb87RmTCvtMWu08DDNbADwQhlAA==
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

2026-09-17T11:08:02.726522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047211
observed 0b43f07cf50ce2107a72dbd2dd686d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.709939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047211/manifest.json
observed a56bc466925f02ed2d14950b0c609cd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.691272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047211/publication.md
observed a9960f4bb1b6e3efdf86ae5cd06c8d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:02.671328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047211/publication.txt
observed 1547b0d879104d7710742cbb65cbf2bc...
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.