OpenTechnical

OT-2026-000053265

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000053265) never changes.

Identity and time

Publication numberOT-2026-000053265 · never reused
Internal UUID01a0ae85-0a14-7644-b621-1ecc54c5cec3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053265
StatusPUBLIC

Content hashes

Canonical text97fde2437bbd78d6597bf7a5be8c50ae220054efa78138587afb5540d5c2133c
Markdownc3c9548162a588e2396873bb9fb9e3549c23b90a9dce952fe58bc51f5f29046b
PDF
Publication page23efa4e11a7127542a866cf7d5aa06b73fdfac48fd068bc919115113b7ce2bfc
Manifestf618e132a1e1d182e88c4c0a5b1483cef0723c4137ffedaf9738144d738c6727

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
SignatureJUebBVj+KOSEAbUou8L6oLgrEfIVZlaGW8katBFMhd5CjwmXJt+0wKP6WQXrWKFyw1+swQ3biI/bCRzmfw+iAA==
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

2026-09-17T08:40:59.746071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053265
observed 23efa4e11a7127542a866cf7d5aa06b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.727676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053265/manifest.json
observed f618e132a1e1d182e88c4c0a5b1483ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.582380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053265/publication.md
observed c3c9548162a588e2396873bb9fb9e354...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:59.560604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053265/publication.txt
observed 97fde2437bbd78d6597bf7a5be8c50ae...
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.