OpenTechnical

OT-2026-000014119

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000014119) never changes.

Identity and time

Publication numberOT-2026-000014119 · never reused
Internal UUID01a0ae6d-b278-7222-8070-32e05d302038 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014119
StatusPUBLIC

Content hashes

Canonical text99549d95505bc945a7442ef1c52fe068e23c067ccebff7635c42846d8ff44b29
Markdown439b288034fdd708dee93aaffa3be45dfe5aea44ecd5e0fb6c6097613b3f60f4
PDF
Publication page3e08c0ee0b843879f3b5386e83a42190cf8e28994397b15d56d571c1f5e16e58
Manifest18455d4ae369addee1f63f8cc9cba1d7f2f74e604accc0243f916e97b1c5e31e

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
Signature5rxIeM0Bwn6yY3Lj3S8f4H+Byutds+HEkyIGNdUPghuKr+VqFHHqZbe9TGXAef47sTyAhsAupB6iDxjAAiJDDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:07:11.265962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014119
observed 3e08c0ee0b843879f3b5386e83a42190...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.245522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014119/manifest.json
observed 18455d4ae369addee1f63f8cc9cba1d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.226241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014119/publication.md
observed 439b288034fdd708dee93aaffa3be45d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.208437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014119/publication.txt
observed 99549d95505bc945a7442ef1c52fe068...
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.