OpenTechnical

OT-2026-000088490

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000088490) never changes.

Identity and time

Publication numberOT-2026-000088490 · never reused
Internal UUID01a0ae9b-5d28-7fa2-b248-a3378558a425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088490
StatusPUBLIC

Content hashes

Canonical text0a788d079a9e3d8886166eb46b60cb47684907ecdc76b100624a3515550581a7
Markdownfbf4c2d81f2622b65806ba880ba4403ca7915ab16dfe0703da99cb5da249e4ff
PDF
Publication page6beb20a02c170f4cc0bc6da560447361c64a3da5dedf176aaf2f2d6ff5b1b525
Manifeste46566b9cd4643731cce5af3b1118438a5d806d80c216cb5980f04505de541fa

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
SignatureeHY9B0s6u1cvd+0raHE75BdO7+L/caYGP1C0zp9p6n/MGr46mAs6IVOjNTVEsxMt+3tZWqankEPeG7Vna/+xCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:48:52.716945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088490
observed 6beb20a02c170f4cc0bc6da560447361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.700418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088490/manifest.json
observed e46566b9cd4643731cce5af3b1118438...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.684686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088490/publication.md
observed fbf4c2d81f2622b65806ba880ba4403c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:52.667366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088490/publication.txt
observed 0a788d079a9e3d8886166eb46b60cb47...
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.