OpenTechnical

OT-2026-000037256

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000037256) never changes.

Identity and time

Publication numberOT-2026-000037256 · never reused
Internal UUID01a0ae77-b8cc-7039-9557-9a439680f964 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037256
StatusPUBLIC

Content hashes

Canonical text5c6e194d07d6c88d442c0b8d033a699960aa00df49ecc6d84d72994fedbdaf3e
Markdownd2de952bf8abecdc6419f19040a92a715b114ed920193d221de440f54bdf8837
PDF
Publication page5f660d5e729d8fac6fe4f4373d5cf5866952427e62d5f5d99c3df185b87f17ac
Manifest68d138ba9964796650b60122d2121ade9e5f362110522fbe3c0347a398c63398

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
SignatureV5MqhjxHFzbtwWKtmKPkDcxOhNy+dKaeO+ORNI6sr9/1CJeMoJYRxAS+okXUWeBBGbA4798XcdxGeOr+6O+VBw==
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

2026-09-17T11:23:31.743414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037256
observed 5f660d5e729d8fac6fe4f4373d5cf586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.725581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037256/manifest.json
observed 68d138ba9964796650b60122d2121ade...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.708794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037256/publication.md
observed d2de952bf8abecdc6419f19040a92a71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.691633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037256/publication.txt
observed 5c6e194d07d6c88d442c0b8d033a6999...
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.