OpenTechnical

OT-2026-000086708

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000086708) never changes.

Identity and time

Publication numberOT-2026-000086708 · never reused
Internal UUID01a0ae9a-2c99-7fea-9fc6-c9e1c5ac6157 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086708
StatusPUBLIC

Content hashes

Canonical text8cb18c76049db24a09b7c2fcd614b05ed6e8214b01fb57ddadce51d2aca788ad
Markdown85e282656a5b4b6c1ecff3344b516b243ef1122e96666a34a6c6c988a7eadb3a
PDF
Publication pagef4110ae3b213df1cfad81804a919125c5e9597ec5332b47765dcca4aab232173
Manifestc414e8ff4828cc329344551b35b87166f8951224a6545298e93fa0a380747754

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
Signature0aP8pyi6cGBlwVke88pG+191xgWx0Kogx7ZP1tURBFQ2YEvNenyPci038GDN4er7RBE1w+K/vsn2Ss4ELIxrCQ==
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

2026-09-17T09:52:34.953541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086708
observed f4110ae3b213df1cfad81804a919125c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.936551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086708/manifest.json
observed c414e8ff4828cc329344551b35b87166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.920603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086708/publication.md
observed 85e282656a5b4b6c1ecff3344b516b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.903385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086708/publication.txt
observed 8cb18c76049db24a09b7c2fcd614b05e...
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.