OpenTechnical

OT-2026-000030337

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000030337) never changes.

Identity and time

Publication numberOT-2026-000030337 · never reused
Internal UUID01a0ae73-e501-7e68-a02b-1bf77f172764 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030337
StatusPUBLIC

Content hashes

Canonical textcb9ca2f807e5e9e946209b10c0becb2a0b33374ca6be7ef5ee26387754bf7f7f
Markdown08b43c02dbdae1e1fc85567360fd002f45d81fb513c9faf1cd5500c3c72f94d2
PDF
Publication pagebb844c8507af2c0626b3a17bf59e041b64d199fc5e5bdca21fdd6246b57d594d
Manifest1104063a7bd774689a7b69c0e7c1506faaa310dab740686d7f1cab876450093b

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
Signature3YSgWP/1j/gRwICbu1Wl93Jrzk1Q3plbFhkArvuNzpRuSrxS/H85zaBQsfcjlIZJAsHFcp4pXM/zZxqN37UrAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:38:02.961648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030337
observed bb844c8507af2c0626b3a17bf59e041b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.945412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030337/manifest.json
observed 1104063a7bd774689a7b69c0e7c1506f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.926955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030337/publication.md
observed 08b43c02dbdae1e1fc85567360fd002f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:02.908374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030337/publication.txt
observed cb9ca2f807e5e9e946209b10c0becb2a...
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.