OpenTechnical

OT-2026-000101809

Publication integrity record

Two bellows 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-2026-000101809) never changes.

Identity and time

Publication numberOT-2026-000101809 · never reused
Internal UUID01a0aea4-0e17-74b8-aca9-aa917e570b3f · 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-2026-000101809
StatusPUBLIC

Content hashes

Canonical text6582ca869634bc232c7a9be991662f4c74e7d4c7746c48abea15faf90dd5bd57
Markdown4ff05facbdeeaa28b0fd6412417d67e7e76621d9247c384b99791b516d24ee77
PDF
Publication page9bb42414bf03190c4ddfc5c8058cfa74852955d5dbf01a3a8f6784dd0a4a6884
Manifest1e8e9bcf9e3827a5bf1d5ba05a900beac1ac50ede6968547aa5a1286b0a88c5b

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
SignatureKfpuJZ2Z+5tl25jdK+hI13mUrImfk3JfgrVyVKgMO/pq83KD6pMChGmyeRv+s7XAIw/um0CZiZ8VB9lvINuJDg==
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

2026-09-17T09:26:18.369759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101809
observed 9bb42414bf03190c4ddfc5c8058cfa74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.351342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101809/manifest.json
observed 1e8e9bcf9e3827a5bf1d5ba05a900bea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.333343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101809/publication.md
observed 4ff05facbdeeaa28b0fd6412417d67e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.315057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101809/publication.txt
observed 6582ca869634bc232c7a9be991662f4c...
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.