OpenTechnical

OT-2026-000059274

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000059274) never changes.

Identity and time

Publication numberOT-2026-000059274 · never reused
Internal UUID01a0ae89-8613-72df-9b34-8bd80a5118cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059274
StatusPUBLIC

Content hashes

Canonical textf0dd466d64ef541e9c0c0700122f15917cafb84cf277787a317af24f5ea6521b
Markdowne158fcdfad38efafd0c2fa7a0c59e33cebc3620e292247b43d049f3f33355da3
PDF
Publication pagec975b26ece47d2f85723e2b43e8e85908975c103336ee320a1f0293fcf32effa
Manifest60baf7073b8f499304af4370f68b69cf972e69c55697bd6dbcdd3afdb081bacd

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
SignatureYEwvIT8HUR0D+YzUUPLtWHwwl7D1ujcd2b0DFnrsZszuA299FfBtLXIekZ5+Z7iE2BTiFRL4siQGtPuuoD1OAQ==
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...

Independent retrieval

2026-09-17T10:45:49.640054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059274
observed c975b26ece47d2f85723e2b43e8e8590...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.622622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059274/manifest.json
observed 60baf7073b8f499304af4370f68b69cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.606048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059274/publication.md
observed e158fcdfad38efafd0c2fa7a0c59e33c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:49.590222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059274/publication.txt
observed f0dd466d64ef541e9c0c0700122f1591...
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.