OpenTechnical

OT-2026-000101818

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000101818) never changes.

Identity and time

Publication numberOT-2026-000101818 · never reused
Internal UUID01a0aea4-0e18-7068-910d-3041cd546718 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101818
StatusPUBLIC

Content hashes

Canonical text77a9887d14e439052d8590e385e41d8574567b27689c066e938320712028c9e5
Markdownfc4cec9517ad8eefa91d5d6e82edcbe9b0298fae53bbde0acf54a46afc1114e7
PDF
Publication page9c0876e455b5e5b10f17326b3d2bf720f5a86ee6fb2481fe1e167b63876d2591
Manifest1015ac319ecfb1787998de1f2148950f3a0ff406e6d5094b5f00e634e19a8c77

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
SignatureYjH7kkNU9xGyijctdGu5YCONFYjJGVa4Y1ptPOlj3Oe1od7TOGbhiR0OC35WG2qmISb6XB9yu5Qzi1n8YYZKBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:19.034730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101818
observed 9c0876e455b5e5b10f17326b3d2bf720...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.018181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101818/manifest.json
observed 1015ac319ecfb1787998de1f2148950f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:19.002133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101818/publication.md
observed fc4cec9517ad8eefa91d5d6e82edcbe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.985733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101818/publication.txt
observed 77a9887d14e439052d8590e385e41d85...
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.