OpenTechnical

OT-2026-000086704

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, sustained blow-off before 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-2026-000086704) never changes.

Identity and time

Publication numberOT-2026-000086704 · never reused
Internal UUID01a0ae9a-2c99-7cbd-a85c-4f7e4acbea75 · 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-2026-000086704
StatusPUBLIC

Content hashes

Canonical text4418caa6884e8bb2ad8db8cc3e4516f63723576d031e55d7ff8bd00b22e3039e
Markdownb5193ce6cd99eb587357aedd915c9f0bf19033bb3d4dd5b04d4742ef2215cb50
PDF
Publication pagedd622ed4a96a73464dba8d585c1a85f4692e6a9042a15ba84acfe9b682cec2ff
Manifestc4046e453ea94107f4675ca7a0f1099384429711d088972d496d8d818661b823

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
SignatureID6ZunS7mccm6C4Pj0+7Ckf4wwIQmP2AMgBLH4VK2RgzlopUOIhE3sGlFc1g/Erp0uudmXItqjOfnAe5hjnsBg==
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

2026-09-17T09:52:34.591313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086704
observed dd622ed4a96a73464dba8d585c1a85f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.574922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086704/manifest.json
observed c4046e453ea94107f4675ca7a0f10993...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.557639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086704/publication.md
observed b5193ce6cd99eb587357aedd915c9f0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:34.541283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086704/publication.txt
observed 4418caa6884e8bb2ad8db8cc3e4516f6...
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.