OpenTechnical

OT-2026-000102126

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000102126) never changes.

Identity and time

Publication numberOT-2026-000102126 · never reused
Internal UUID01a0aea4-50f2-7408-bc43-201eb5febe27 · 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-2026-000102126
StatusPUBLIC

Content hashes

Canonical text9e65ff691b9bbce85171e56160a50516e109eb7853a20843f4a93062154bdf1c
Markdown5469b613b0d3f9fcf223d216bd79478024b09cc217ec034eb2e98dcfa1c06040
PDF
Publication page89d5b12c4969b002831073b13d7904cc0583df4fdc66ec70fe62edd145e358ce
Manifestf783455ed44b03884eaa0133bb7d242a5c59fa9e43d1423877b87e54c663c9c7

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
Signaturec4UtWeEiUg9/SgH0WjUxotXgUXuGdSI/c3MlSrTgtJFx4eUPkMQBVjuscdAHRFsxBnSBcVJCOqlsSS/locMkBA==
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

2026-09-17T09:25:17.089459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102126
observed 89d5b12c4969b002831073b13d7904cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:17.070872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102126/manifest.json
observed f783455ed44b03884eaa0133bb7d242a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:17.051352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102126/publication.md
observed 5469b613b0d3f9fcf223d216bd794780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:17.031189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102126/publication.txt
observed 9e65ff691b9bbce85171e56160a50516...
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.