OpenTechnical

OT-2026-000035673

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035673) never changes.

Identity and time

Publication numberOT-2026-000035673 · never reused
Internal UUID01a0ae76-b4c7-7f1d-9e4e-286eea1573e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035673
StatusPUBLIC

Content hashes

Canonical texta28fcb401a156b9427878fb28d96e54da4b4f832ed2c6a89a151860b6c47e359
Markdownb0e0ce6443dee1bea219b8f04d85ea0719991967d81db5a6ce93d8ff2b906512
PDF
Publication pageb542782777d2bb979bec996b3f60ddac21b276c8cc64a1cda9e943891f68b218
Manifest29e30cf2292914910eb928c3f43738d474093ea6cd0e1e68fa4203d7c349bf43

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
SignatureKYW9GRj5JRbgCTTmrKruA06iEhogULAsubjgekP/E6AxIDz2h4TQTIJNxK+MRlIHCKyMqA/hUkof5QS+XJsbBQ==
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

2026-09-17T11:27:14.618000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035673
observed b542782777d2bb979bec996b3f60ddac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.594041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035673/manifest.json
observed 29e30cf2292914910eb928c3f43738d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.571352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035673/publication.md
observed b0e0ce6443dee1bea219b8f04d85ea07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:14.552443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035673/publication.txt
observed a28fcb401a156b9427878fb28d96e54d...
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.