OpenTechnical

OT-2026-000011740

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, 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-2026-000011740) never changes.

Identity and time

Publication numberOT-2026-000011740 · never reused
Internal UUID01a0ae6d-1940-75a1-a661-238d899d62eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011740
StatusPUBLIC

Content hashes

Canonical textaf8d6ca4f066a6528032fdf44dbf4e715c6ecb1d3f7f5c8aa0b6c8bf217c4317
Markdowna02277aaf47cf60d39045ad7345d3d3141618ac6c318d225ece54bea89064456
PDF
Publication page180b369df63f47ee6cae6e45d9b94abc875ab48e4fc09df7f63e77431accdfc2
Manifesta02367a1dfe048cefcb716a2818e1069c69e1b2056e1bd43754401d3a034adb7

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
SignaturegB2MOi4esNmGJhCOqaiExcwTF9ABSTY9KWGFcEsF3LQU6OhjwtgMfczOfncowCDCd4L3nhO/hAXH3DyQot8DCw==
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

2026-09-17T12:12:26.557501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011740
observed 180b369df63f47ee6cae6e45d9b94abc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.536381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011740/manifest.json
observed a02367a1dfe048cefcb716a2818e1069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.514682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011740/publication.md
observed a02277aaf47cf60d39045ad7345d3d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:26.493732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011740/publication.txt
observed af8d6ca4f066a6528032fdf44dbf4e71...
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.