OpenTechnical

OT-2026-000101414

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101414) never changes.

Identity and time

Publication numberOT-2026-000101414 · never reused
Internal UUID01a0aea4-0e14-7839-8d09-f59c4ddc3bcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101414
StatusPUBLIC

Content hashes

Canonical textc7f6d9b4caa670f0f02bba4e09a6b75a3f6f84bd27107952d4c61cbb3a7444c5
Markdown410a192855867fbac793bc646e4f865e8e28694abfe6d7fc15de7c0a50f4c2bd
PDF
Publication page3ce1b0c6b6f42ecdc5d0753afcf3c4f85535b4ae6b3a98a44f5a2615ecf3b933
Manifestad47a55dab19684bdc089cc43ccd43484c095b7c6e33cb465cece56e9256398c

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
SignatureeVFypyDkTkoRQFfPaLDIJhlchtppplA+TUPluFUFK3tg8peYa1/Nz7E+IzAP6IxvfJD0lluWJFfZ4Kf18gaQAw==
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

2026-09-17T09:25:57.574935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101414
observed 3ce1b0c6b6f42ecdc5d0753afcf3c4f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.554654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101414/manifest.json
observed ad47a55dab19684bdc089cc43ccd4348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.534827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101414/publication.md
observed 410a192855867fbac793bc646e4f865e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.515893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101414/publication.txt
observed c7f6d9b4caa670f0f02bba4e09a6b75a...
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.