OpenTechnical

OT-2026-000012305

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000012305) never changes.

Identity and time

Publication numberOT-2026-000012305 · never reused
Internal UUID01a0ae6d-39f5-714e-957d-d3499226cce8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012305
StatusPUBLIC

Content hashes

Canonical text11bf001c7215cad09a231d9074059897fbdc3492445859cca9e1c78c2841bd9a
Markdownadf0ac7bff8156e0f941990cba39ca3a3c44dd7e4d8949d2e7e11c38ada0d8be
PDF
Publication pagecf959e6dcbefeccf207d501a731916227c2837f7cf98068606d35475768050d1
Manifest93a4989cd581052e009d4ff28650b8e08f51a43fa783df5cc7b0e9147c4401c8

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
SignatureEs84f35zWZm0bs/mFI1GPTcSXwVyIN+tDSmB5Kb78Fbd2UyLb7FsZ/i8HyALyi1vVS0JGsUzrpgMWYFn5i2VCw==
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

2026-09-17T12:11:14.957014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012305
observed cf959e6dcbefeccf207d501a73191622...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.938154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012305/manifest.json
observed 93a4989cd581052e009d4ff28650b8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.920517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012305/publication.md
observed adf0ac7bff8156e0f941990cba39ca3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.901600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012305/publication.txt
observed 11bf001c7215cad09a231d9074059897...
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.