OpenTechnical

OT-2026-000103698

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000103698) never changes.

Identity and time

Publication numberOT-2026-000103698 · never reused
Internal UUID01a0aea4-e462-7629-ad34-aa823314973f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:57.105586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103698
StatusPUBLIC

Content hashes

Canonical texte492e1d2a606a2282f21290698f1870c7a100355ed4b0ce93bd60ea03976efc5
Markdown1f1ee766fea44eb7c18ef6da770fe5d6c4b5b89f7ec0c326c30e835b80f3a03d
PDF
Publication page22cabcb482222ce974a83f5ce06deccba9a8704c186a31090cf077e44b472fe3
Manifest419406f1d24d2b4e157cae848aa06f50a72773851c5419b8e218efad0adfa921

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
SignatureUsxPCHe6+/p0RhJtj9cLKiSeg5AKEqV4Q8+zFLFDErfahA+q2rMFHq/P41LTgDGoBIif1pqHYc6GgLpzpXzmCA==
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

2026-09-17T09:22:30.262425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103698
observed 22cabcb482222ce974a83f5ce06deccb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.246900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103698/manifest.json
observed 419406f1d24d2b4e157cae848aa06f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.230747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103698/publication.md
observed 1f1ee766fea44eb7c18ef6da770fe5d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:22:30.213986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103698/publication.txt
observed e492e1d2a606a2282f21290698f1870c...
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.