OpenTechnical

OT-2026-000078882

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented after 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-2026-000078882) never changes.

Identity and time

Publication numberOT-2026-000078882 · never reused
Internal UUID01a0ae95-ccbd-7964-91dc-b764f5a1c9e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078882
StatusPUBLIC

Content hashes

Canonical textb642a352f6de970444aab850b81e0befd1159b09701db89eab32f276c2f46c03
Markdowndd98c73603dafa338c927b01ec4ec9075a804b004e4d11431696a1a86ef4d011
PDF
Publication page6ddfae10ecf7a7dc2d8e31b780bded317eb7de1b353559203f565f911f871a11
Manifest825908d775843cdcac12bb72e708538ae483639c0e3579bf05b018a6aef022d5

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
SignatureL7n/nQ3rNyzhC0+vGe4hkTbIYMMDSDuEZzjVPKQwqKHts25XR3+5px/9TNF89eK6WHjWQAEH7F0zzk8tMi90AA==
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

2026-09-17T10:05:41.266785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078882
observed 6ddfae10ecf7a7dc2d8e31b780bded31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.248716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078882/manifest.json
observed 825908d775843cdcac12bb72e708538a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.232574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078882/publication.md
observed dd98c73603dafa338c927b01ec4ec907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:41.212876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078882/publication.txt
observed b642a352f6de970444aab850b81e0bef...
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.