OpenTechnical

OT-2026-000058690

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, 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-2026-000058690) never changes.

Identity and time

Publication numberOT-2026-000058690 · never reused
Internal UUID01a0ae88-f39d-7f5c-8248-1f02f3c0fb15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058690
StatusPUBLIC

Content hashes

Canonical textc1a62f0fd764ad60222da576ea4d46be5ba6e718d88a8f47ff7c1dba551473ee
Markdown0e569593dd6e9b20ac43b573c73be36b79de4aaaf8aeed193ddc1eaffad5b3b5
PDF
Publication page0492926b4071039fd31dc58667739437ec0406665149155ddde6f6b73f3ce7e1
Manifestfdc9c82d6f31931fad9cabd74cff1a2705fdeba9b05aa20281ff90f28796e67d

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
SignatureKDC5GPBdwBjzm/RtP9Dlr+9r0G1PFv9rd0ahnJ891dpfRrCcQYcnf6LivOoijiLMeRIfQHB8HV5LkTszlAq2Cw==
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

2026-09-17T10:47:12.748757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058690
observed 0492926b4071039fd31dc58667739437...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.732056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058690/manifest.json
observed fdc9c82d6f31931fad9cabd74cff1a27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.715637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058690/publication.md
observed 0e569593dd6e9b20ac43b573c73be36b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:12.699255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058690/publication.txt
observed c1a62f0fd764ad60222da576ea4d46be...
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.