OpenTechnical

OT-2026-000103315

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pulsed blow-off 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-2026-000103315) never changes.

Identity and time

Publication numberOT-2026-000103315 · never reused
Internal UUID01a0aea4-be3f-73c4-a7eb-37fa19308154 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103315
StatusPUBLIC

Content hashes

Canonical textcc8aba515dc1a8d9bd721cf7b43dc907dafbe9769b2eb563a05b514d3c16e02c
Markdownae685d6189055118966cdcc48cbc88f732c1acdaa2472c36d066f68e098faa49
PDF
Publication page8ba6477dafe34f17de7aba7195835693bcaa4ab3dc16496c8fafa8e8770d61c7
Manifestb6883d70dfe4c618f86bcfd5c000e11d4a8985d7bc410974c11793ba20f5d6b0

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
Signaturepd+NQ/kKcGzqT/Ek0MNltp1bRDhTJMCGik5Hz2M2AddgLPWgBUWpSjxVDMM5B74fjIalwnF+EEdDoD0iE2RyAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:33.889824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103315
observed 8ba6477dafe34f17de7aba7195835693...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.872258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103315/manifest.json
observed b6883d70dfe4c618f86bcfd5c000e11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.854504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103315/publication.md
observed ae685d6189055118966cdcc48cbc88f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.837428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103315/publication.txt
observed cc8aba515dc1a8d9bd721cf7b43dc907...
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.