OpenTechnical

OT-2026-000060623

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000060623) never changes.

Identity and time

Publication numberOT-2026-000060623 · never reused
Internal UUID01a0ae8a-b7cd-7e56-bbba-858112f2f8a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060623
StatusPUBLIC

Content hashes

Canonical text5d48f7c8c407ef7537f9885c5321fd4d9bf1624ad8152a8fca2f8940edeeb40a
Markdown1c9f3f58218bd740dfd48fce33a70e860940974df83c864e1f5b30bfc603e63f
PDF
Publication pagecdcf6a8e8414610381afaab6fe6e698ce863146b69968f14766dd30a1fea977e
Manifest5e1487c9fff8f1cdbec09ffe9149faa72c141121bf48395b1ae93bbd71b57a31

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
SignatureYgJ54tyjwYyVER+DkrFKzUUN2VKxWSe2AEMIflPbnocg2uyscfyKysznYIsmPxSQxg+M89PYE4QXxpaIp6p2Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:15.015043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060623
observed cdcf6a8e8414610381afaab6fe6e698c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.996203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060623/manifest.json
observed 5e1487c9fff8f1cdbec09ffe9149faa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.977759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060623/publication.md
observed 1c9f3f58218bd740dfd48fce33a70e86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:14.957930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060623/publication.txt
observed 5d48f7c8c407ef7537f9885c5321fd4d...
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.