OpenTechnical

OT-2026-000006706

Publication integrity record

Bellows cup vacuum gripper, four zone face, two stage ejector, pressure verified, contact triggered

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-2026-000006706) never changes.

Identity and time

Publication numberOT-2026-000006706 · never reused
Internal UUID01a0a964-9c47-7ede-982e-d903fe2831aa · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:38.249796Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006706
StatusPUBLIC

Content hashes

Canonical text25d63fcc126f891b0c692d735bd8002c43799d4d88468bb5e8e4777a93802cbd
Markdown93a618c029cfc6981b3e339baf2fdafec6ca34a15eae51073256eb89bdd94f5c
PDF
Publication pageeba5ca4e8d77fd191196808f52037a46a245780fd41d5b141e8078c6def16284
Manifest57c2f2af1de450b587daaecdbf39591089d212cf58214bd084238ff80321e7e4

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
SignatureWUEmDMNS/GceqHUArop1EmBqX0uCzSDdoIOaXFs1Ip1Y+jwgNM/yzAxUMhiMEt41XveLBw8jKi92s9kEOPv2Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T16:41:42.270326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706
observed eba5ca4e8d77fd191196808f52037a46...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:41:42.103635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/manifest.json
observed 57c2f2af1de450b587daaecdbf395910...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:41:41.951294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/publication.md
observed 93a618c029cfc6981b3e339baf2fdafe...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T16:41:41.784479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/publication.txt
observed 25d63fcc126f891b0c692d735bd8002c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.187850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706
observed eba5ca4e8d77fd191196808f52037a46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.176092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/manifest.json
observed 57c2f2af1de450b587daaecdbf395910...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.164296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/publication.md
observed 93a618c029cfc6981b3e339baf2fdafe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:15.150758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006706/publication.txt
observed 25d63fcc126f891b0c692d735bd8002c...
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.