OpenTechnical

OT-2026-000014613

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single 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-2026-000014613) never changes.

Identity and time

Publication numberOT-2026-000014613 · never reused
Internal UUID01a0ae6d-d092-7811-ab18-0ea0fcbc2180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014613
StatusPUBLIC

Content hashes

Canonical textc7fc3281c4459ff65cae31af96da97c180884d8ce60356b809ea0bdfa9ab188b
Markdowna2415d222a88f4f21fdb5ec2a408fb8119e96fc87d046322d796d2fea36bd1a3
PDF
Publication page608af10a5f245b3188b57d9a8e1f58057be4910a4564e11d8ef65a718b4f4f21
Manifest3db7712eba2c08feb6e02f8b1371dd5391938cfb13770949f9b7324caedcee8f

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
SignaturekDNy+grVBes3AKSbrPTUI9ujVjBPTtCNRAHGstw+1eVWBk+jHCykujxhCa2pfpJWBYi38goOZ9BTAOUzBqc2DA==
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

2026-09-17T12:06:25.340291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014613
observed 608af10a5f245b3188b57d9a8e1f5805...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.320978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014613/manifest.json
observed 3db7712eba2c08feb6e02f8b1371dd53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.301576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014613/publication.md
observed a2415d222a88f4f21fdb5ec2a408fb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:25.279914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014613/publication.txt
observed c7fc3281c4459ff65cae31af96da97c1...
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.