OpenTechnical

OT-2026-000060804

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off 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-2026-000060804) never changes.

Identity and time

Publication numberOT-2026-000060804 · never reused
Internal UUID01a0ae8a-b7d1-792c-b8ff-490282f46739 · 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-2026-000060804
StatusPUBLIC

Content hashes

Canonical texte962b7c3fc4d5a1f28af8daf10d96182a23a74f5dba4b49c1f57a2973046300f
Markdown03b6727349bd90c66883dd38aa3f77831fa4d9e87ae739f1f3f7a591d4e3fe6a
PDF
Publication page96df7adea7774fdd1506161839590ae7474b2389d5edbc1c2ca53443ccb68608
Manifest9fa2d415071852141e42486b01c525152656a8783cc30cc8d4d26bc13e413655

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
SignaturehMpEYPyaGSXEO0+3sAlMvdJGBfXdtNvAZW02lXb7o/6L+48722cADLnzMQUzPRN8rOSCV2ig2ZAOevjpYiMECA==
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

2026-09-17T10:43:33.186607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060804
observed 96df7adea7774fdd1506161839590ae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.169333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060804/manifest.json
observed 9fa2d415071852141e42486b01c52515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.154701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060804/publication.md
observed 03b6727349bd90c66883dd38aa3f7783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:33.138307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060804/publication.txt
observed e962b7c3fc4d5a1f28af8daf10d96182...
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.