OpenTechnical

OT-2026-000102397

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two 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-2026-000102397) never changes.

Identity and time

Publication numberOT-2026-000102397 · never reused
Internal UUID01a0aea4-8589-70d2-8be8-166aaf8a8943 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102397
StatusPUBLIC

Content hashes

Canonical text281742b4ad6e8eb2a814e0b02a71c1ee8b6c2d83c0fac99cca185f02ff53f546
Markdownaf6a6dea84e8e9e632cb0ea0733c82b701d8b82a9f9af7525d7093028cae172f
PDF
Publication pageeeef5f0a5d06988e2d09030ba8dd04157ea5ff72036c6cefb0367fe49e3c7d4c
Manifest56fc5c7d56c14dffb59e2855ae0c886c1a7f9264548f045cd7000c4312aebcf4

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
SignaturebHmGf8qGMyGwSJfkqUgfj3viBN6Pv9xABhd2jvswLeXzyhxBFABRtQH1z6PTl9Q56hcKF8FQ5p3ZNldaPDowBg==
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

2026-09-17T09:23:44.229212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102397
observed eeef5f0a5d06988e2d09030ba8dd0415...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.208291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102397/manifest.json
observed 56fc5c7d56c14dffb59e2855ae0c886c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.187447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102397/publication.md
observed af6a6dea84e8e9e632cb0ea0733c82b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:44.169100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102397/publication.txt
observed 281742b4ad6e8eb2a814e0b02a71c1ee...
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.