OpenTechnical

OT-2026-000037376

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single 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-2026-000037376) never changes.

Identity and time

Publication numberOT-2026-000037376 · never reused
Internal UUID01a0ae77-b8cd-7e2c-9351-2b75e8724e2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037376
StatusPUBLIC

Content hashes

Canonical texte51a2b420029f7ce2852c53fada025891dfff094a219223d1dc5faae03bf04a9
Markdownd374a8abdc08604d116d389cc4bd634997b2928fe124332a41d0b276f7939a02
PDF
Publication page61b6dbcc9ee2e8361739de95cf4af18ebd85a463e743a27e1aeb672e2b8f4c8b
Manifest39b97fe3a7e842bee2c6416b17f81878389d6039ab3f3cdb9f46ba56979f9fab

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
SignatureVX5BH4CD9PCNcqaYHfkMxr/b2Vo1bLnReF3OldzD3RzkRWTKmtMSzch4RKsKm9gxWLEQKYW7moBXWWytJs1KBw==
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

2026-09-17T11:23:48.086195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037376
observed 61b6dbcc9ee2e8361739de95cf4af18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.070520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037376/manifest.json
observed 39b97fe3a7e842bee2c6416b17f81878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.051045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037376/publication.md
observed d374a8abdc08604d116d389cc4bd6349...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:48.029546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037376/publication.txt
observed e51a2b420029f7ce2852c53fada02589...
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.