OpenTechnical

OT-2026-000056315

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line 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-2026-000056315) never changes.

Identity and time

Publication numberOT-2026-000056315 · never reused
Internal UUID01a0ae87-4bd1-7eeb-99c5-04585969e6b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056315
StatusPUBLIC

Content hashes

Canonical text6c07e84e47f10e972062dbcd2a3ef3e23362c12e3a6eb53fbc3e4b7dd40e6098
Markdown49bb37ab57b4c43650f21107176f61666a292231764deae3d4d2556ec010336c
PDF
Publication page636bedb0e756c6bae32d7db6f7f7b4cae6ec3cf902a915821115f37ab5960af4
Manifestcf0fd41aede33a219fb612a76158084e37fe92a3a058cc557274829bb9f3b434

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
SignaturekSdZodxvkQcpKAgQbMRV3UY85eGhc2VCnMRcCi1pt7dKZF1VBKiFvlFim2veCuywRivdOHayQ8WgOJPik+HVDw==
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

2026-09-17T10:50:48.988745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056315
observed 636bedb0e756c6bae32d7db6f7f7b4ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.971111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056315/manifest.json
observed cf0fd41aede33a219fb612a76158084e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.949982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056315/publication.md
observed 49bb37ab57b4c43650f21107176f6166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:48.929447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056315/publication.txt
observed 6c07e84e47f10e972062dbcd2a3ef3e2...
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.