OpenTechnical

OT-2026-000033784

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000033784) never changes.

Identity and time

Publication numberOT-2026-000033784 · never reused
Internal UUID01a0ae75-a391-794e-82a5-4ea004f7d63c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033784
StatusPUBLIC

Content hashes

Canonical textc5563b82bcb0dc2652b47e234f6ff389ca023fff3923899e95918e8adb70bdb7
Markdown9875f9d46ef52dea121a6b58064d168f113f9f4afc065b45b3518a2b360cb91a
PDF
Publication page491b4c214d5b55b6200895ede9e407cee1fd162828c731f3e8a80bf7b5a02a4b
Manifestb2686de7a17e7ef6f5ec1705ae75bdfc7870eef4c25a2e635f5f1fba85c4ffea

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
SignatureysTERpR9l4MteEHdo+O2lpukEe4KsaTzkfjGeDl+txzS5Y6tiuUkknf1V6/7jMqlI3pOz1aB751Y0gzaaaylCA==
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

2026-09-17T11:31:49.382630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033784
observed 491b4c214d5b55b6200895ede9e407ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.364808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033784/manifest.json
observed b2686de7a17e7ef6f5ec1705ae75bdfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.347283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033784/publication.md
observed 9875f9d46ef52dea121a6b58064d168f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:49.321488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033784/publication.txt
observed c5563b82bcb0dc2652b47e234f6ff389...
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.