OpenTechnical

OT-2026-000016393

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000016393) never changes.

Identity and time

Publication numberOT-2026-000016393 · never reused
Internal UUID01a0ae6e-2d12-7192-9a61-ba04289a36b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016393
StatusPUBLIC

Content hashes

Canonical texte93cb7ff0ab1cd5030a6a212b7b51ff6fa6a29b8e04c078577cadefe8a0ceef3
Markdown5b8f9f94c90607909a683042ea97ba651023f33450857ffe21a24c8fb297621b
PDF
Publication page0e75d07ab5483984a15899bec2e4b971dda9a6d2be549680ec659da53bd99caa
Manifestdf2d94828585c3ab98d8df6e6d8727f6a89e8ff444cc1a9028c5054a9042f9aa

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
SignatureFuJJ74mtrwIboKK1MCrXlYkCoIMuUi40oa1SgprXMy+guq0w0zp6jrr4ndLHxvmB0RX9mVpXDJLlQP4gxUQoAw==
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

2026-09-17T12:04:28.504178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016393
observed 0e75d07ab5483984a15899bec2e4b971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.485213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016393/manifest.json
observed df2d94828585c3ab98d8df6e6d8727f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.467092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016393/publication.md
observed 5b8f9f94c90607909a683042ea97ba65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:28.449275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016393/publication.txt
observed e93cb7ff0ab1cd5030a6a212b7b51ff6...
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.