OpenTechnical

OT-2026-000010201

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, vented 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-2026-000010201) never changes.

Identity and time

Publication numberOT-2026-000010201 · never reused
Internal UUID01a0ae6b-cb7b-7154-aebe-9d9b29c72a86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010201
StatusPUBLIC

Content hashes

Canonical text751bbea1ae6c01418a25b74453c5c05f9dcf4faa1858a1943422b625504ec64d
Markdown4418f56560db24f9536bd00ec3f3519f2cea19c1a106b4bb1441b8b99c2bbe45
PDF
Publication page23724991bd25699e0015c750ac6841934d469e99f2f5b2e3196b977a3005bcaa
Manifest61e106ccbc5d9cf38bf1526ea4786e396d5fdcc0381b3a249c862e3b3446767e

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
SignatureoTAJi9lKwl3eSWYbQqxKS4SrdFRlDKHFAD6uwe/eHK0p5ymvNViu+Sd99TcXnQOGARheuLpfucEzP/VBwqXKDw==
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

2026-09-17T12:16:19.339658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010201
observed 23724991bd25699e0015c750ac684193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.319266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010201/manifest.json
observed 61e106ccbc5d9cf38bf1526ea4786e39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.301590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010201/publication.md
observed 4418f56560db24f9536bd00ec3f3519f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.284283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010201/publication.txt
observed 751bbea1ae6c01418a25b74453c5c05f...
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.