OpenTechnical

OT-2026-000034146

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000034146) never changes.

Identity and time

Publication numberOT-2026-000034146 · never reused
Internal UUID01a0ae75-df0d-7d07-b7cc-37d663ba0362 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034146
StatusPUBLIC

Content hashes

Canonical text7327a2ec53bb24be18f8442c167268af29bf420e3bb14a84d7904ca192f2e92d
Markdownf393c32db6561ae512c2cfc728a06fb9922858dbba53411acf0ecc0d991a69b6
PDF
Publication pagecb0a689652487aa648c6b4d46b6952c8a4b44abe1a6021aea897949c9dce202e
Manifest9c2cf725b8dfae5c9100917847e02806f7440d83395ef6f275b28d95c94f4095

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
SignaturewaNwEQ/vhpwY72QM5/1LEp5/gKDBVilbvOJYBCWleq3Ump0wt+R0akVt2vnWxdQcuVrvDR9l5WLk2p1gYeBOCw==
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

2026-09-17T11:30:32.655810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034146
observed cb0a689652487aa648c6b4d46b6952c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.635240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034146/manifest.json
observed 9c2cf725b8dfae5c9100917847e02806...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.616769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034146/publication.md
observed f393c32db6561ae512c2cfc728a06fb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:32.599081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034146/publication.txt
observed 7327a2ec53bb24be18f8442c167268af...
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.