OpenTechnical

OT-2026-000087265

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, 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-2026-000087265) never changes.

Identity and time

Publication numberOT-2026-000087265 · never reused
Internal UUID01a0ae9a-cd4e-788a-8203-8d3917b0f29c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087265
StatusPUBLIC

Content hashes

Canonical text46311f960a1204cdf1f762ec20ce4fbfaeb96302706ba8296fec90d926d0d3ba
Markdownad008159b83aee7012820a22f0f058bef38c92b79c1379502145e53f2ffd94e0
PDF
Publication pagec3bca6aa6d84c0ab907b36b0a0eb99faef7bab799fc0252ddd8fedc1d3231bec
Manifest12a1d185b38ca981862bdffd161e1f739f6347dbde85ad49d47baf25d7678d56

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
Signaturek2i47KjB7b4oKWDydqprjQL7EPNybllhDmQU7gYHg9jX7r4Z9JUqophQo4FTe/sv0AMjCSQN4CvvMR3q2eunCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:22.998739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265
observed c3bca6aa6d84c0ab907b36b0a0eb99fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.978809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/manifest.json
observed 12a1d185b38ca981862bdffd161e1f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.957485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/publication.md
observed ad008159b83aee7012820a22f0f058be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.954914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265
observed c3bca6aa6d84c0ab907b36b0a0eb99fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.934627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/publication.txt
observed 46311f960a1204cdf1f762ec20ce4fbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.934251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/manifest.json
observed 12a1d185b38ca981862bdffd161e1f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.912099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/publication.md
observed ad008159b83aee7012820a22f0f058be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:22.892284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087265/publication.txt
observed 46311f960a1204cdf1f762ec20ce4fbf...
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.