OpenTechnical

OT-2026-000054706

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000054706) never changes.

Identity and time

Publication numberOT-2026-000054706 · never reused
Internal UUID01a0ae86-1284-7daf-b94e-5d3a2de0ad96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054706
StatusPUBLIC

Content hashes

Canonical text0cbbf0a7e696312b0ff641f749b1924fe8ecc9f3e59162c465da8d7117c52563
Markdownb0cf264e81b7265539f9582e1c186446d934474d1bb154d72e2e266a4582a658
PDF
Publication pagee041a7fd0de9ec90d3b0311a7dfc1151d05a4f78104a04bb4ac14b7803642d6d
Manifestac2facf93bea5b191c7ed13af59499b02ffd60a09a133b647cf348849ac6b6d1

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
SignaturehNAzPXgmQKbQj/YQS0vywtaIP5Lo4il2s3qi2TwNh3gPxw+afNtLasfMivu0SdtbaIP/675ytf7ypuOnP47wDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:47.938821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054706
observed e041a7fd0de9ec90d3b0311a7dfc1151...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.914485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054706/manifest.json
observed ac2facf93bea5b191c7ed13af59499b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.895148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054706/publication.md
observed b0cf264e81b7265539f9582e1c186446...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:47.876288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054706/publication.txt
observed 0cbbf0a7e696312b0ff641f749b1924f...
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.