OpenTechnical

OT-2026-000088812

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088812) never changes.

Identity and time

Publication numberOT-2026-000088812 · never reused
Internal UUID01a0ae9b-8f10-75ad-b846-9baef55e3fe1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088812
StatusPUBLIC

Content hashes

Canonical text31c7e918e2f850db3ba17cfa598f0562a0f48f928709e35c102530c2198ffb8a
Markdown5db74b77250035faca4aec034800d0ee1741f78cd53f64d536b985599dd93d1f
PDF
Publication pagec3da6155b48776bf0a862dde4233a5387cd340e0de0a6fb2482270e39e1bdc57
Manifestf1cbb33240d8faeacce38af4e8f8096e7611e7ababa9068fa2e2ec0638de1edf

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
SignatureTI4kGgHstSWYmBppCvyX/l6egabqxDlzzDxwRQciDqgDkrSsM4lqgCfN/d183j8KNn0bgl02xuOJZm9B0CMzDg==
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

2026-09-17T09:48:11.787765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088812
observed c3da6155b48776bf0a862dde4233a538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.766969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088812/manifest.json
observed f1cbb33240d8faeacce38af4e8f8096e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.748286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088812/publication.md
observed 5db74b77250035faca4aec034800d0ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:11.729709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088812/publication.txt
observed 31c7e918e2f850db3ba17cfa598f0562...
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.