OpenTechnical

OT-2026-000059335

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000059335) never changes.

Identity and time

Publication numberOT-2026-000059335 · never reused
Internal UUID01a0ae89-8614-754d-bf54-e4830765a955 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059335
StatusPUBLIC

Content hashes

Canonical text4963a5ac835ce8d7a430d50070df07f60e4ad7b6b1789925c0cd8fbddb42b644
Markdownd5edb12e423d778973903d97e85e2e666922a144ca838661c6c6f48dd5de4171
PDF
Publication page26b96b78b4d66109799e82f5f8fe5f17c6c07072a7a560b2e4ca16b39fd3aadf
Manifestbcc74bb5d5262f903117e5d9b1ab168190856a7ebf66a92c95454936db256e39

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
SignatureCmjG+ONdmUYfJIkZFqqW/+9yZ6Bz44nI7zJQEHx7mR0wdX46KZCdJMS8xMzGek/BG32YYXMmAqfhrRh/nmG/Aw==
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

2026-09-17T10:45:59.515278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059335
observed 26b96b78b4d66109799e82f5f8fe5f17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.500661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059335/manifest.json
observed bcc74bb5d5262f903117e5d9b1ab1681...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.485147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059335/publication.md
observed d5edb12e423d778973903d97e85e2e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.469161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059335/publication.txt
observed 4963a5ac835ce8d7a430d50070df07f6...
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.