OpenTechnical

OT-2026-000101986

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000101986) never changes.

Identity and time

Publication numberOT-2026-000101986 · never reused
Internal UUID01a0aea4-50f1-7363-8676-2c00893163b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101986
StatusPUBLIC

Content hashes

Canonical text39162f40b4e61c2118d64641a2c7253a046be874eee803189b8ccfb7c962a4b9
Markdown05657344a2947ed598f838d74bb745267adfec486764e1e5370460b96b32ad2e
PDF
Publication page30d69fafb5d984852a4d26d128090c01b89e29ad65fbcba56da649af6a6e2286
Manifestd80273560765f18dabf3dd4d18fccad2cf28c41d5dc4121f9aaf48d6794fc3c9

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
Signature4s/N0qdMCQ4X/mICBtxvhImh7KLjlIBwNdn0pzzhsT4xUbYZJtUSzJSVjEKKMy1yFBrwangj1vCNudlUWHUZCg==
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

2026-09-17T09:25:06.547005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101986
observed 30d69fafb5d984852a4d26d128090c01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:06.531390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101986/manifest.json
observed d80273560765f18dabf3dd4d18fccad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:06.515258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101986/publication.md
observed 05657344a2947ed598f838d74bb74526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:06.497047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101986/publication.txt
observed 39162f40b4e61c2118d64641a2c7253a...
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.