OpenTechnical

OT-2026-000054686

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single 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-2026-000054686) never changes.

Identity and time

Publication numberOT-2026-000054686 · never reused
Internal UUID01a0ae86-1284-7a6f-9302-2dfcdca799ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054686
StatusPUBLIC

Content hashes

Canonical text261f825f598e4a4fbd8d94ebc9afc7479fc2dc9fc5159ef462574d8266e77fdf
Markdown531101453c07d955e0d03caf5154679a48e6d94bbbb223f344579cc5eba8a025
PDF
Publication pagecfe1e0f4e9fbf6de393dbe097f904f0d9299b5e6eff3ccebfae5f262e1ac89e7
Manifestfaf9d29d6291ad267fc80d8a4551e58c34f8775346bd32a60363cf3423c0ae64

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
SignatureDDa2GzjrPoQNUNXmpCeAzAyvi4GTuZISvIQoW0grIhot8FnoNdsKa9SzhjJW2k4oILZ2q01EkpLu5oov/PeUBg==
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

2026-09-17T10:53:46.120071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054686
observed cfe1e0f4e9fbf6de393dbe097f904f0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.102752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054686/manifest.json
observed faf9d29d6291ad267fc80d8a4551e58c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.083399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054686/publication.md
observed 531101453c07d955e0d03caf5154679a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:46.064176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054686/publication.txt
observed 261f825f598e4a4fbd8d94ebc9afc747...
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.