OpenTechnical

OT-2026-000053162

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000053162) never changes.

Identity and time

Publication numberOT-2026-000053162 · never reused
Internal UUID01a0ae84-a432-7bf0-8b6e-efcaf24d4f07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:43.524202Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053162
StatusPUBLIC

Content hashes

Canonical text1706f2333c2838da0750501408cf660a22e7c86566d0d1c9ffc22347777ded71
Markdown029750e5414203c9da0efd54f8e4485f209b043a5e96da9a66565326cfe4e1af
PDF
Publication page02b1fc3335cb4e103f1ee7ace01deddf5f8812d4973bae38b7ab01d106a02182
Manifest0ac77c68a529a966aff5a65bb4ca447ce38ee3aae4d93eb77204106cb0984734

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
SignatureOExpGKvuJQFeLo9OrUvXNw6WU90EsSdEaAFzvsd4dQ57WWsMrN+3HnSXaTXFV/jtjDhAGBEiLUlbe77kGUJ+CA==
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

2026-09-17T10:56:59.024156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053162
observed 02b1fc3335cb4e103f1ee7ace01deddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:59.004746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053162/manifest.json
observed 0ac77c68a529a966aff5a65bb4ca447c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.987840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053162/publication.md
observed 029750e5414203c9da0efd54f8e4485f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:56:58.972287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053162/publication.txt
observed 1706f2333c2838da0750501408cf660a...
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.