OpenTechnical

OT-2026-000102024

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000102024) never changes.

Identity and time

Publication numberOT-2026-000102024 · never reused
Internal UUID01a0aea4-50f1-74b4-9729-4a63016d774e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102024
StatusPUBLIC

Content hashes

Canonical textb748b0f1d649a5bba62257d22d03abfa842593e331b7549e99a2555440cfa492
Markdownc0be1d91899bc9877539889fa2c14d14aa82cd0199ed27b340675cb26b21de2f
PDF
Publication page211f22c1d9cd7f57d1cd1ae7fd1de4999278de778349cbd7d63b08ad488414fa
Manifest93e51e643616c497aa5b87601b9ef9483cb8333a7dd54f4ca0251243476162d5

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
SignatureyV71bsQfDjCw1xKP3UFiZCp2vbZqGmENFbsJtiCwexZjghhmK52MtVt9zdtwd93khFGBI15v6Ss55Y/W6T+YCQ==
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

2026-09-17T09:25:09.418744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102024
observed 211f22c1d9cd7f57d1cd1ae7fd1de499...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:09.400062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102024/manifest.json
observed 93e51e643616c497aa5b87601b9ef948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:09.382391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102024/publication.md
observed c0be1d91899bc9877539889fa2c14d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:09.363772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102024/publication.txt
observed b748b0f1d649a5bba62257d22d03abfa...
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.