OpenTechnical

OT-2026-000012050

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, pulsed blow-off before 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-2026-000012050) never changes.

Identity and time

Publication numberOT-2026-000012050 · never reused
Internal UUID01a0ae6d-1943-7d04-a14e-e81b6369cb7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012050
StatusPUBLIC

Content hashes

Canonical text09cae4d40362dcfd1ef9454871151a8d0aae7dfd14d7ad5a2afa6ad6672aa705
Markdown8fdfae4ae34ae59b54ef5508e227e4b7c733c0b34b21eda191d66fc56ce3a40a
PDF
Publication page089268d1e0de944affc83bd4b7218269b24a5ac2059afc7e00b9b6fb0574ea0a
Manifesta81a3977028ec2b28755facf7e90b70dd2b34e3758b6833f92386f0ad9c66ea1

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
SignaturerQ2tONopARUQuMMmAVVpFwGercfFAqgAlCeiNq3y6RG/13dPUZaLrWNLDsh/8SGwhzRuRefTJXuOMF9xSvNfCw==
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

2026-09-17T12:12:55.704265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012050
observed 089268d1e0de944affc83bd4b7218269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.683830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012050/manifest.json
observed a81a3977028ec2b28755facf7e90b70d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.662602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012050/publication.md
observed 8fdfae4ae34ae59b54ef5508e227e4b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:55.640558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012050/publication.txt
observed 09cae4d40362dcfd1ef9454871151a8d...
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.