OpenTechnical

OT-2026-000014799

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, plant vacuum fed, 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-2026-000014799) never changes.

Identity and time

Publication numberOT-2026-000014799 · never reused
Internal UUID01a0ae6d-d094-76e3-8e29-26bcc74097ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014799
StatusPUBLIC

Content hashes

Canonical text64cd4ca059174fca9e127ef00172a97cda92c019c889033095b09fef218878ca
Markdown4b591fa3ba09985d56d9eb3b77695ffcd9586023eb6037d78dbcb84edcaabbbc
PDF
Publication pageeabcfe58fc6165b022d680623da3001e961260e942fced503f5ba3aadc44479e
Manifest38cf57c8720b6e3cac5e69768660ebdfdafd49ad7548b2953235a8452b759679

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
SignatureWw+jahc+XlTHSZfSyzr80foQTSpLPG+8P6/ZkTmA9fbZF+WEEGg51XYH9y0zpHOCx/TEVA6bMlBe0KRE7+DjCA==
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

2026-09-17T12:06:41.672379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014799
observed eabcfe58fc6165b022d680623da3001e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.656108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014799/manifest.json
observed 38cf57c8720b6e3cac5e69768660ebdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.638030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014799/publication.md
observed 4b591fa3ba09985d56d9eb3b77695ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:41.620054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014799/publication.txt
observed 64cd4ca059174fca9e127ef00172a97c...
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.