OpenTechnical

OT-2026-000051945

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000051945) never changes.

Identity and time

Publication numberOT-2026-000051945 · never reused
Internal UUID01a0ae83-e78d-7584-bb65-008eb1dd1790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051945
StatusPUBLIC

Content hashes

Canonical text05e9ad417205622e9d32f9bf7d16f279dfa1c5aefc9533a999b5059ef1cbbf8d
Markdownf85d5e5b0fb65610e10998027e207b11a2be7dc6634942908527d0f893b55cdd
PDF
Publication pagef906c75527da9ef8bcc490fef3140037b5b2356433c5e48d1c09f30c5b39451d
Manifest5debddc3d542001601ed5feffd0c2c80e73a59ddae20df764faa6c0ba7649840

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
Signaturec1shSSILM++AblcLHohdfXzBHvT31Cjk4zYqDxwQlGJg0415X10wmCTwghwgTbufvhd/b0ftgmh7pgoEMNa6CQ==
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

2026-09-17T10:57:26.233341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051945
observed f906c75527da9ef8bcc490fef3140037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.216638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051945/manifest.json
observed 5debddc3d542001601ed5feffd0c2c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.198287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051945/publication.md
observed f85d5e5b0fb65610e10998027e207b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.180930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051945/publication.txt
observed 05e9ad417205622e9d32f9bf7d16f279...
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.