OpenTechnical

OT-2026-000052965

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000052965) never changes.

Identity and time

Publication numberOT-2026-000052965 · never reused
Internal UUID01a0ae84-a430-7514-bec2-0d06291ca8c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052965
StatusPUBLIC

Content hashes

Canonical textc025149ea8b1ffc60476aabad422245135a5593498f37133f756b093c0948753
Markdown57d77ec118cf0c7677ebe5baa7b2a861187beca9082ca3bcc3a793a85a51ae36
PDF
Publication page499cb3ef7971ce0a76b247a37dbd978b6e16fc4f02f63129ddaa752a7c5f6558
Manifeste10026455956395c328b7e2683bab821f606e00d5686ef3d2d0fb983309e6a59

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
SignatureP4HykHDNfDBuhWGK30quhg2ZPMEhQ7mE4/aOhbqDJDB7W6r+mLQrYZn7ZMTVlrnzawyKWiqstFWjl4kcfrllDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:56:39.011553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052965
observed 499cb3ef7971ce0a76b247a37dbd978b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.995192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052965/manifest.json
observed e10026455956395c328b7e2683bab821...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.977124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052965/publication.md
observed 57d77ec118cf0c7677ebe5baa7b2a861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:38.960428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052965/publication.txt
observed c025149ea8b1ffc60476aabad4222451...
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.