OpenTechnical

OT-2026-000055624

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000055624) never changes.

Identity and time

Publication numberOT-2026-000055624 · never reused
Internal UUID01a0ae86-a103-7683-9193-569a09e6adc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055624
StatusPUBLIC

Content hashes

Canonical texteef8a11aff6a56a24e0781771aaed0ac9114b1b67995f9b8c3128721e1bbc263
Markdown1b0827f5f3894f7a55fea7efcb19aabb39549fbc84be8f9ea6e877b73c6661e8
PDF
Publication page6238d32d63f95b2705eefa236099fa9eee9672256de7266ea068d766df85a008
Manifest190310e3d2da63c3b5f89e18cb7c0a3e3ac9550095ed58e4d099b05343b8b526

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
Signature+BuVxJqpmOAqGBDvD2OKqQI07wr0scW+WR45ATtngOk8OIknTj1EC+YLmnBX7W+vpGCKGXlYcpThBYY14V1XAQ==
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

2026-09-17T10:52:52.328652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055624
observed 6238d32d63f95b2705eefa236099fa9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.310838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055624/manifest.json
observed 190310e3d2da63c3b5f89e18cb7c0a3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.290451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055624/publication.md
observed 1b0827f5f3894f7a55fea7efcb19aabb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:52.272703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055624/publication.txt
observed eef8a11aff6a56a24e0781771aaed0ac...
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.