OpenTechnical

OT-2026-000061309

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000061309) never changes.

Identity and time

Publication numberOT-2026-000061309 · never reused
Internal UUID01a0ae8b-1384-7fe0-92e7-76c2f5d45290 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061309
StatusPUBLIC

Content hashes

Canonical textd270b6fa9e7c6cc9f745dfc732e75470f244d30eb045b4fb44f1c30d15efc22f
Markdown039588f1b871f7950a3f888668319e7b45cadeccb948d330c1c3af3752684baf
PDF
Publication page632833917cfc416ee37d383a8401091070702fe96c56be17195e395ff3a238d1
Manifest750e6444f6f519dd3d1b4ce6a29697909e1fb96232bb12c7576b605ee3f798f9

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
Signature48D0HgLSSgcSKtsl0AXI0qjPyujEA421Yfn3r9N76kvEMBwV+UomVSwbmpAxYtYwpdYL5jIP1Xqw3MQh6iBeCA==
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

2026-09-17T10:42:44.493987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061309
observed 632833917cfc416ee37d383a84010910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:44.474467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061309/manifest.json
observed 750e6444f6f519dd3d1b4ce6a2969790...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:44.456382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061309/publication.md
observed 039588f1b871f7950a3f888668319e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:44.439649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061309/publication.txt
observed d270b6fa9e7c6cc9f745dfc732e75470...
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.