OpenTechnical

OT-2026-000054861

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000054861) never changes.

Identity and time

Publication numberOT-2026-000054861 · never reused
Internal UUID01a0ae86-1285-75af-9ca8-5c5ab5ad6df8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054861
StatusPUBLIC

Content hashes

Canonical textb5a9f489105428c0f76968e14006b839f51beb963f46527c8d187cf50f1e39ef
Markdown03e76fb6c63b93c42ba2bc71c5554e1e7dd2490234169f6a0da97d1f88739592
PDF
Publication pageaf71aea69d401e0f7c6e393ee27f7449b524e3b1537270d0117ad701457ced4d
Manifestaf406784fb4575446d2a40dce9f32fa060859505f143b52bdc37410197b36133

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
SignaturevBGp4vkiqkQsP0nFe+Bk/X5bZbt3K2h7h0/VuC66kwDyBL45/1WgQhP6svYQM4r7ghyMxBTA9rpFC9C7p0k0DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:04.787078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054861
observed af71aea69d401e0f7c6e393ee27f7449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.768797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054861/manifest.json
observed af406784fb4575446d2a40dce9f32fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.751384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054861/publication.md
observed 03e76fb6c63b93c42ba2bc71c5554e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:04.731165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054861/publication.txt
observed b5a9f489105428c0f76968e14006b839...
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.