OpenTechnical

OT-2026-000038383

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000038383) never changes.

Identity and time

Publication numberOT-2026-000038383 · never reused
Internal UUID01a0ae78-2d52-7000-a50b-83b9fbb29ebf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038383
StatusPUBLIC

Content hashes

Canonical textd948f8a1365e17da972f39a461f6b52b248d2d0fe35ebf5276f29c3c9c5df3b8
Markdown1f1a181fab42c5523907f0cbc5b29f9c62aa023baa23399ae998cb76d568a358
PDF
Publication page1e12823bbe9b9c323c20337588144346f0ff131c5119a0c6ebe4bc83e6a9b926
Manifest10d47e58851437d3c71d3fd7dae5c861d75d0bb01bef79715f3cb8c79132b38c

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
SignatureGZtupHiGN6kLHV0ALGbtup6+fvctvx8t0UX6mVKFATIWsHt6gr6wTyGOeyNt4TPtiAw51KND46IQDIAujJrZCQ==
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

2026-09-17T11:22:35.153980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038383
observed 1e12823bbe9b9c323c20337588144346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:35.135560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038383/manifest.json
observed 10d47e58851437d3c71d3fd7dae5c861...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:35.116517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038383/publication.md
observed 1f1a181fab42c5523907f0cbc5b29f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:35.098398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038383/publication.txt
observed d948f8a1365e17da972f39a461f6b52b...
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.