OpenTechnical

OT-2026-000026829

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000026829) never changes.

Identity and time

Publication numberOT-2026-000026829 · never reused
Internal UUID01a0ae72-3452-7d2d-9843-a8a16758d7a4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026829
StatusPUBLIC

Content hashes

Canonical textbf7cafa1937a9bc348e2bd7cc934344d22d4f59547a1713328f756cf68cf02a5
Markdown1f2fd5bd26c21cf0b2d807573bf91c201ff3a18d8edb1068bd99912397bde264
PDF
Publication page2e864f9235eafe803e2175fcd9da788a72aea8f030dd7487380a1990c6d48a76
Manifestad7d1a3f79be251733b13b56b5e305bc0d882638abc9f9199264508c4b522ab8

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
SignaturedLUSp3qytrqDbezTrZoqzselnKEW9rozNqLNDkRegVmLqjy1ByxUmEJ+2JALGlkhwnBdQE25WnTcqrlC5drKCw==
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

2026-09-17T11:43:24.777580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026829
observed 2e864f9235eafe803e2175fcd9da788a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.760529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026829/manifest.json
observed ad7d1a3f79be251733b13b56b5e305bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.743139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026829/publication.md
observed 1f2fd5bd26c21cf0b2d807573bf91c20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:24.725841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026829/publication.txt
observed bf7cafa1937a9bc348e2bd7cc934344d...
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.