OpenTechnical

OT-2026-000066380

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066380) never changes.

Identity and time

Publication numberOT-2026-000066380 · never reused
Internal UUID01a0ae8e-ce40-79ea-9121-f2e5693db5a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066380
StatusPUBLIC

Content hashes

Canonical textbe87d41392a10fb96f235aa83c71761b113ffcdf1a282bda6233a137c53a2f1c
Markdown96503a05061b56ddcabc3bd8443811d666763b4006408a3b20ec30cef39bcd30
PDF
Publication paged302f1d80c60e4e8e79565320e53b7b54da5287edd1d6125149ba4e7e4245fa9
Manifestfa2d5c90f625f9172bb25e89ee7fdba30cdd3c72a7b41795908e58c7f4dc5c96

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
SignatureQae7wPNtp17m95yQ7wjcfzYJXCW3spTF1AM6O68VLPJhB7xt1J46qRud10J4Zw4BVe85Rd6zGNb+Lh+RGNVLDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:31.027759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066380
observed d302f1d80c60e4e8e79565320e53b7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:31.011899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066380/manifest.json
observed fa2d5c90f625f9172bb25e89ee7fdba3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.995561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066380/publication.md
observed 96503a05061b56ddcabc3bd8443811d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.978874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066380/publication.txt
observed be87d41392a10fb96f235aa83c71761b...
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.