OpenTechnical

OT-2026-000035853

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000035853) never changes.

Identity and time

Publication numberOT-2026-000035853 · never reused
Internal UUID01a0ae76-b4c9-7ec1-aee9-14bbf356d20a · 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-2026-000035853
StatusPUBLIC

Content hashes

Canonical text2ffc6093aa99c15045365c26734bc49c1f88a449f7c7648c4fd6f82dc7d1d0bc
Markdown582f46421ae1d0a556fb29e10da1bafeab804054130e65a4a4e148f2b43aaafa
PDF
Publication page9356ceab970e5d16e9876cfc1fc1611706ad9362f0e46cccfd57451a692497e6
Manifestb8f9d5a60bde67d00ef7803e646248f408363bd618e236b2d610e1bf7a3f5187

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
Signature9mdx7naU9L+g85B88hqRcjN+SGxALS9gOlecatH+3ipeIIYwlbJENMxqySpKCxHseQDktOc/cOIVJPrjROOODg==
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

2026-09-17T11:27:35.102670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035853
observed 9356ceab970e5d16e9876cfc1fc16117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.083542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035853/manifest.json
observed b8f9d5a60bde67d00ef7803e646248f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.060288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035853/publication.md
observed 582f46421ae1d0a556fb29e10da1bafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.039104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035853/publication.txt
observed 2ffc6093aa99c15045365c26734bc49c...
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.