OpenTechnical

OT-2026-000053922

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000053922) never changes.

Identity and time

Publication numberOT-2026-000053922 · never reused
Internal UUID01a0ae85-b3a6-7938-88e6-28cf39c18a0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053922
StatusPUBLIC

Content hashes

Canonical text99598ec13fed0df2096cab517ead71dd1368321cc05d3e2eb6e8dc7833bcd67c
Markdown0a242c3c3e6f966d5e73fc457de8e7ef2fb912a6b6a4d5bfecf23c07712ba201
PDF
Publication pagec321a5b46661249e34c97bd94392cf5961c3295f0797b4b602dfc55f613d9d80
Manifest7bb730398bd880b7134d78c282a28a61507db26616666bf7f1fff507b3cf0939

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
SignatureSa5nb2XJJ2ZT3J290miv0JU05lux8oBIk1NSSgOu3Fq/tURLTn+WorD3jLovS6jUzeP+QXbxWm0SROfMuCo3Ag==
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

2026-09-17T10:54:09.767226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053922
observed c321a5b46661249e34c97bd94392cf59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:09.747314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053922/manifest.json
observed 7bb730398bd880b7134d78c282a28a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:09.729129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053922/publication.md
observed 0a242c3c3e6f966d5e73fc457de8e7ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:09.707134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053922/publication.txt
observed 99598ec13fed0df2096cab517ead71dd...
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.