OpenTechnical

OT-2026-000101054

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101054) never changes.

Identity and time

Publication numberOT-2026-000101054 · never reused
Internal UUID01a0aea3-c377-7486-8512-3d0d66d802a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101054
StatusPUBLIC

Content hashes

Canonical text0ef16a43e287d4afd3d815cfff364b0993961920fde202dbf9098ad6b1acf11c
Markdownab511249219a4badbdc41ef8c0816c3cf786f7b23ce557072ee2215016c45e94
PDF
Publication page4108f9a6cf14102ad7479c01dd9a76c4128482242c8eaac772eab9cf517924dc
Manifest01921f6f6c3e7dba641234df7ddd066c7641b129af83c985b6f7e68609efad0e

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
SignatureSUkdYyhIg3P+zIdy2fjjX7VCZPDEFrqMLCg9CFhz2VI6znTiQtsoCk3VJk8OkeUNwUFHp2+tzW/URgcv/LSNBA==
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

2026-09-17T09:26:39.996569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101054
observed 4108f9a6cf14102ad7479c01dd9a76c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.978352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101054/manifest.json
observed 01921f6f6c3e7dba641234df7ddd066c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.960776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101054/publication.md
observed ab511249219a4badbdc41ef8c0816c3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:39.942656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101054/publication.txt
observed 0ef16a43e287d4afd3d815cfff364b09...
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.