OpenTechnical

OT-2026-000037216

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000037216) never changes.

Identity and time

Publication numberOT-2026-000037216 · never reused
Internal UUID01a0ae77-7741-71e0-bf01-b2b28176506e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037216
StatusPUBLIC

Content hashes

Canonical textc56fcc8059c1c8b6b6884bd172ace61ced652407cb38a62f4cc4c0a06abe8502
Markdown8dff6b740f7ba6e932fe55ef07a05592948f5d96a0e95bf33bfebf4f508f220d
PDF
Publication page3c2e04978b31f2ea1e38678984e7f442c91c19f49dff3cd613a63afcd7aad70c
Manifestf185b48175cb1c499657a1f2b9c33cc393aa2373ee1fe7444da81cf21af44bf7

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
Signatureyqpo4K1rKVZe3NSqOzWmLP/S2U0S/BcfYgdGV6AQrtRlE4ofm19j6HyBOjdDftDUBx9R1FVjN6sVCcovB+LNAA==
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

2026-09-17T11:25:06.405628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037216
observed 3c2e04978b31f2ea1e38678984e7f442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.387912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037216/manifest.json
observed f185b48175cb1c499657a1f2b9c33cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.371788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037216/publication.md
observed 8dff6b740f7ba6e932fe55ef07a05592...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:06.353161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037216/publication.txt
observed c56fcc8059c1c8b6b6884bd172ace61c...
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.