OpenTechnical

OT-2026-000061395

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000061395) never changes.

Identity and time

Publication numberOT-2026-000061395 · never reused
Internal UUID01a0ae8b-7b42-760f-8408-8bd721b83e34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061395
StatusPUBLIC

Content hashes

Canonical texteaeaf8f4d1d32e2f647f69eef6bd9ec8f50493284c7fd38dd1352fcff907e831
Markdown4ca3fc8a238751dc508d64b3182bdf159e51af3cd9af1bf218a2752e59eeff52
PDF
Publication page7888d1c0cb3609a728d36b78af6df8b3332b3cf64f1a089bd3b2ea5757a2bfab
Manifestbddfc580d051c8479378eafd6d6981b98538d323b5a99da4a2b708c562095466

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
SignaturehZ/w0Fwjk9xu0L6gUIZqiFA5iL4dGIwGIL8vZXoVtjOTCmgToTAZCqDb5gQCjQESo2ToPYUlBsJMsuoMBht+Cw==
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...

Independent retrieval

2026-09-17T10:41:15.410714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061395
observed 7888d1c0cb3609a728d36b78af6df8b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.392136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061395/manifest.json
observed bddfc580d051c8479378eafd6d6981b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.375671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061395/publication.md
observed 4ca3fc8a238751dc508d64b3182bdf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:15.358139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061395/publication.txt
observed eaeaf8f4d1d32e2f647f69eef6bd9ec8...
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.