OpenTechnical

OT-2026-000060794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, vented after 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-2026-000060794) never changes.

Identity and time

Publication numberOT-2026-000060794 · never reused
Internal UUID01a0ae8a-b7d0-73d1-870b-6ccf12af8938 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060794
StatusPUBLIC

Content hashes

Canonical text036dadc89b350f8901916f86948a04ff5c7b7e9c1030f24066293b53a58d444b
Markdown336db45871607cb91af4d51cb52f3d97a84b8cbcd68ad373116f543ee0d5f3c3
PDF
Publication pagec2c7c3d07ae12cc68fbb2e908de2470e438272a65c0fee011e4ed190781f03ab
Manifest4e1fa9689ce4d7e463dc22aad3eea35ea927b63036cfc16f8a8f8a1ed32d5be7

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
SignaturenEleIFmuJgtxeiIiPAjeZ+XJE3uBmg5UFQL95t7FuIa23qsEx43SxFoFK/h6HndP0nmQLTwfR9FwgyKRPuvDCQ==
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

2026-09-17T10:43:32.460151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060794
observed c2c7c3d07ae12cc68fbb2e908de2470e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.443326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060794/manifest.json
observed 4e1fa9689ce4d7e463dc22aad3eea35e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.427111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060794/publication.md
observed 336db45871607cb91af4d51cb52f3d97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:32.410678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060794/publication.txt
observed 036dadc89b350f8901916f86948a04ff...
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.