OpenTechnical

OT-2026-000023144

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000023144) never changes.

Identity and time

Publication numberOT-2026-000023144 · never reused
Internal UUID01a0ae70-7266-7459-9d81-cba361e3ca46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023144
StatusPUBLIC

Content hashes

Canonical textbf16dc1dc98b9adf2602395f38ef30190867aeb77c36d79c9fe2aacfe79d3714
Markdown596bde37180c6b6198d31e81f1840bd9da2e3c8c58a2adad8e6ab27a2dba9241
PDF
Publication page1a3a537023365dc56e5b16ccc79599bc0685d62a9ef10278342a140e4d4db8e2
Manifestaca0c165e13b8702eb6815c727d5ce3450697531c9b2a3dd03dfc69fd11a32a7

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
Signature/JSRnGhDrgkyAWRnX9DMhBmXbH43lUZBayArUrV5bKxWdEbpE1/IalggLegZ/u4mKB0Mz5lrS9QwVR12xTjhAg==
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

2026-09-17T11:51:04.729957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023144
observed 1a3a537023365dc56e5b16ccc79599bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:04.713199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023144/manifest.json
observed aca0c165e13b8702eb6815c727d5ce34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:04.697625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023144/publication.md
observed 596bde37180c6b6198d31e81f1840bd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:04.680218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023144/publication.txt
observed bf16dc1dc98b9adf2602395f38ef3019...
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.