OpenTechnical

OT-2026-000052032

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000052032) never changes.

Identity and time

Publication numberOT-2026-000052032 · never reused
Internal UUID01a0ae83-e78e-70a6-bbbf-5c49d43d6895 · 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-2026-000052032
StatusPUBLIC

Content hashes

Canonical textcc3deb60f5da5f83a280afbf2cc867e2a684f989be64cdb32ea213a0436deb2e
Markdown507e6f402a7138f356e143bf7a1907970e9d32dd61968eeb86dae9f39a257c0b
PDF
Publication pagea984bebe03cf0cbc6b7b10ec0344f9049bb24c77be29b593d75b2b6e40d0e0a7
Manifest6032f2d3dc2ea643c6133bc6069f555bf3465931d7543a110e35033a6277f77b

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
SignatureEGZAD+kqHN5XdNRXXZh4BWpwrZu+vFV3U/YYN7GQ7lwn/TWOlpf4UudjND6+REPjxCG5RrSQHGQJDv2Mp81SBQ==
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

2026-09-17T10:57:32.778363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052032
observed a984bebe03cf0cbc6b7b10ec0344f904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.762149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052032/manifest.json
observed 6032f2d3dc2ea643c6133bc6069f555b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.744790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052032/publication.md
observed 507e6f402a7138f356e143bf7a190797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:32.727411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052032/publication.txt
observed cc3deb60f5da5f83a280afbf2cc867e2...
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.