OpenTechnical

OT-2026-000062187

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000062187) never changes.

Identity and time

Publication numberOT-2026-000062187 · never reused
Internal UUID01a0ae8c-0abd-785b-96f2-2e7091d8fbae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062187
StatusPUBLIC

Content hashes

Canonical text30651f31451e57e804617bee2166355d49a323edd003219be89dc9f8ef01d58b
Markdown38cfc8f07520918e6a187bde6cef40ae9192f4731b59ecdf8c874be153db37c8
PDF
Publication page10f82fb8ef82fbfca5cc76af99754d7adf3273c136188ddc0ee7d1158e922b13
Manifestaf443a841d07aa458d6d766d1f321b62663e7aa20017a69292c5a63ea8af4c69

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
SignatureiyteJwr1r3KNdll4wTXyw0FpCq1ls3G2PZ3TGj5eYkBEeVSygj3fQr5Xw9jqjhLmr9IWMGZStvOEbWhRVwVRBQ==
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

2026-09-17T10:39:26.922890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062187
observed 10f82fb8ef82fbfca5cc76af99754d7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.902656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062187/manifest.json
observed af443a841d07aa458d6d766d1f321b62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.882610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062187/publication.md
observed 38cfc8f07520918e6a187bde6cef40ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:26.858614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062187/publication.txt
observed 30651f31451e57e804617bee2166355d...
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.