OpenTechnical

OT-2026-000060512

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, sustained 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-2026-000060512) never changes.

Identity and time

Publication numberOT-2026-000060512 · never reused
Internal UUID01a0ae8a-b7cc-786e-a21c-0ce5a8ab5e61 · 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-2026-000060512
StatusPUBLIC

Content hashes

Canonical text5e6b521960ec83c60286290d0831aec675344c624ecdf9f4091cec585c91a224
Markdown9fd05cb68bb285af7d47f72570e878831bba8b999d5f25ac49857d4e5b461fc6
PDF
Publication page187906f0323fb22f9b5358a1279aa3041d5a820a84d3fe9b9aef85a1b054c03a
Manifest0dbf04fd6d330b1b4ff1c5070c243b94649e1ac804f65153c68c6abdec8942c7

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
Signature/adetb+dJ+VVjSXV6IufcqN8qHyRMhIYNFLLMvbGJtH3TNlbCuBk9E3zlWgTC0xWi+7bPEldF1azKJyTg+SjDg==
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

2026-09-17T10:43:00.782867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060512
observed 187906f0323fb22f9b5358a1279aa304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.764454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060512/manifest.json
observed 0dbf04fd6d330b1b4ff1c5070c243b94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.747537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060512/publication.md
observed 9fd05cb68bb285af7d47f72570e87883...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:00.729882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060512/publication.txt
observed 5e6b521960ec83c60286290d0831aec6...
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.