OpenTechnical

OT-2026-000008358

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line 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-2026-000008358) never changes.

Identity and time

Publication numberOT-2026-000008358 · never reused
Internal UUID01a0ae6a-e469-7b69-87cb-56f0fa1485fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008358
StatusPUBLIC

Content hashes

Canonical text1b4f59f03ef75c5f3aa8ddc354e83d760ede85bb63e05f02cac48d256e0f4cd7
Markdown348c705e4bdb9a11e6a5dc00e194886ec818925423d3c7db4f6930e70f40d4ae
PDF
Publication pagec7f62b5fa85ad283a4c18063c9658068257ac828c0d2540a1d2d7c9f2baf47ff
Manifest959e870bb6395c7feedcfe5aab8e88e32d0967b8b305b88ce3b67be190a2e033

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
Signaturet4eMBBj/tGP5BCKU6ATzznSgiyZc1cXsT0BHrNM0mqZn2drNIFXzdKdHCM7/SOwxEfFpCeNm1Whx+v2yQnBEAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:10.927377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008358
observed c7f62b5fa85ad283a4c18063c9658068...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.908735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008358/manifest.json
observed 959e870bb6395c7feedcfe5aab8e88e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.890630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008358/publication.md
observed 348c705e4bdb9a11e6a5dc00e194886e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:10.871033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008358/publication.txt
observed 1b4f59f03ef75c5f3aa8ddc354e83d76...
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.